CN219109579U - Incision traction device for orthopedic surgery - Google Patents

Abstract

The utility model relates to the technical field of medical instruments, in particular to an incision traction device for orthopedic surgery, which comprises a supporting rod, wherein a first connecting rod is connected to the top of the supporting rod in a vertical rotating mode. The utility model has the advantages that: the whole device uses the crossbearer as the main part, the shape of crossbearer is the U-shaped, all rotate in the inside both sides of crossbearer and be connected with the lead screw, the both ends of crossbearer surface one side all are provided with the motor, the output of two motors respectively with two lead screw fixed connection, the inside sliding connection at the crossbearer has two movable plates, two lead screws all run through two movable plates, and the screw thread of two movable plates revolves to opposite, make the two can realize relative reciprocating motion, simultaneously, the smooth draw-in groove has all been seted up at the bottom surface of two movable plates, the inside sliding connection at smooth draw-in groove has splint, wherein, the top of splint is the dop, be interference fit between dop and the smooth draw-in groove, make it can not appear unexpected slip, but portable position under the manpower effect.

Description

Incision traction device for orthopedic surgery

technical field

The utility model relates to the technical field of medical instruments, in particular to an incision traction device for orthopedic surgery.

Background technique

Orthopedics is one of the most common departments in major hospitals. It mainly studies the anatomy, physiology and pathology of the musculoskeletal system, uses drugs, surgery and physical methods to maintain and develop the normal form and function of this system, and treats injuries to this system. disease, when performing orthopedic surgery on a patient, a scalpel will be used to make an incision on the part of the patient receiving treatment, and then the incision will be treated. During the operation, traction will be required on the incision position to make it easier for the doctor to perform the operation, but At present, when traction is performed on the incision position of the patient, it is generally operated manually by medical staff, the operation efficiency is low, and it is easy to affect the operation process.

Utility model content

The purpose of the utility model is to overcome the shortcomings of the prior art and provide an incision traction device for orthopedic surgery, which effectively solves the deficiencies of the prior art.

The purpose of this utility model is achieved through the following technical solutions: an incision traction device for orthopedic surgery, including a support rod, the top of the support rod is connected to a first connecting rod by rotating up and down, and the outer sliding connection of the first connecting rod There is a second connecting rod, one end outside of the second connecting rod rotates left and right to connect with a horizontal frame, the horizontal frame is U-shaped, and the inside of the horizontal frame is provided with two moving plates that can move back and forth relative to each other. A plurality of splints are clamped inside the bottom surface of each of the moving plates, and the outer lower ends of the plurality of splints are all bent inwardly, and the bottom of the support rod is provided with a top connecting plate that can reciprocate up and down.

Optionally, the support rod is L-shaped, a threaded rod is threaded on the lower side of the support rod, the threaded rod runs through the support rod, and the top is rotatably connected to the lower part of the threaded rod. Take board.

Optionally, both sides of the top of the outer surface of the support rod are fixedly connected with a first fixing rod, the first fixing rod passes through the first connecting rod, and a fastener is threaded on the outside of the first fixing rod.

Optionally, the first connecting rod is located inside the second connecting rod, the top surface of the second connecting rod is provided with a sliding groove, and one end of the top surface of the first connecting rod is fixedly connected with a second fixing rod. The second fixing rod passes through the sliding groove and slides freely therein, and the outer thread of the second fixing rod is connected with a fastener.

Optionally, the middle part of one side of the outer surface of the horizontal frame is fixedly connected with a fixed seat, and the fixed seat is rotatably connected with the outer end of the second connecting rod, and the top surface of the fixed seat is fixedly connected with a third fixed seat. rod, the third fixing rod runs through the second connecting rod, and a fastener is threaded on the outside thereof.

Optionally, both sides inside the horizontal frame are rotatably connected with screw rods, both of the screw rods pass through the two moving plates, and the screw threads at the joints of the two moving plates have opposite directions of rotation. Both ends of one side of the outer surface of the horizontal frame are provided with motors, and the output ends of the two motors are fixedly connected to the two screw rods respectively.

Optionally, the bottom surfaces of the two moving plates are all provided with sliding card slots, and the tops of the plurality of splints are all formed with clamping heads, and the plurality of clamping heads are free in the interiors of the two sliding card slots respectively. slide.

The utility model has the following advantages:

1. The incision traction device for orthopedic surgery uses a horizontal frame as the main body. The shape of the horizontal frame is U-shaped. Both sides inside the horizontal frame are rotatably connected with screw rods. Both ends of the outer surface of the horizontal frame are connected A motor is provided, and the output ends of the two motors are respectively fixedly connected with two screw rods, and there are two moving plates slidingly connected inside the horizontal frame, and the two screw rods run through the two moving plates, and the threads of the two moving plates The direction of rotation is opposite, so that the two can realize relative reciprocating movement. At the same time, there are sliding card slots on the bottom surfaces of the two moving plates, and a splint is slidably connected inside the sliding card slot. There is an interference fit between the head and the sliding card slot, so that it will not slide accidentally, but the position can be moved under the action of manpower. Among them, the lower part of the outer part of the splint is bent inwardly. When in use, the two moving plates Multiple splints are clamped on the bottom, and the position of the splint is adjusted. After that, the moving plate moves inward, so that the splint can be clamped at different positions of the wound, so that the user can adjust the traction position of the wound according to the needs of use.

2. The incision traction device for orthopedic surgery is threadedly connected to the threaded rod on one side of the bottom of the L-shaped support rod. The threaded rod runs through the support rod, and a top connecting plate is connected to the outside of the threaded rod to facilitate the clamping of the support rod. fixed at a designated position, a first connecting rod is connected to the top of the support rod by rotating up and down, wherein, the first fixing rod is fixedly connected to both sides of the top of the outer surface of the supporting rod, the first fixing rod runs through the first connecting rod, and A fastener is threaded on its outside to facilitate fixing the position between the support rod and the first connecting rod. At the same time, the outside of the first connecting rod is slidably connected with a second connecting rod, and the first connecting rod is located at the position of the second connecting rod. Inside, a sliding groove is opened on the top surface of the second connecting rod, and a second fixing rod is fixedly connected to one end of the top surface of the first connecting rod. The second fixing rod penetrates the sliding groove and slides freely in it. The external thread of the second fixed rod is connected with a fastener for fixing the position of the first connecting rod and the second connecting rod, and a fixing seat is fixedly connected to the middle part of one side of the outer surface of the horizontal frame, and the fixing seat is clamped on the second connecting rod. The inside of the outer end of the connecting rod can be rotated laterally with it, wherein a third fixing rod is fixedly connected to the top surface of the fixing seat, the third fixing rod runs through the second connecting rod, and a fastener is threaded on the outside thereof, It is used to fix the position of the horizontal frame, so that the whole device forms a structure that can be assembled and disassembled, and can be adjusted at multiple angles to meet the needs of use.

Description of drawings

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the sectional structure schematic diagram of Fig. 1 in the utility model;

Fig. 3 is the structural representation of support bar in the utility model;

Fig. 4 is the structural representation of the first connecting rod in the utility model;

Fig. 5 is the structural representation of the second connecting rod in the utility model;

Fig. 6 is a structural schematic diagram of the horizontal frame in the utility model;

Fig. 7 is the sectional structure schematic diagram of moving plate in the utility model;

Fig. 8 is a schematic structural view of the plywood in the present invention.

In the figure: 1-support rod, 2-first connecting rod, 3-second connecting rod, 4-horizontal frame, 5-moving plate, 6-splint, 7-top connecting plate, 8-motor, 9-threaded rod , 10-the first fixed rod, 11-the card head, 12-the sliding slot, 13-the third fixed rod, 14-the sliding groove, 15-the second fixed rod, 16-the fixed seat.

Detailed ways

The utility model will be further described below in conjunction with the accompanying drawings, but the protection scope of the utility model is not limited to the following description.

As shown in Figures 1 to 8, an incision traction device for orthopedic surgery includes a support rod 1, the top of the support rod 1 rotates up and down and is connected with a first connecting rod 2, and the outside of the first connecting rod 2 is slidably connected with a second connecting rod. Two connecting rods 3, one end outside of the second connecting rod 3 rotates left and right to connect with a horizontal frame 4, the horizontal frame 4 is U-shaped, and the inside of the horizontal frame 4 is provided with two moving plates 5 that can move back and forth relatively, and the two moving The inside of the bottom surface of the plate 5 is clamped with a plurality of splints 6, and the lower ends of the exterior of the plurality of splints 6 are all bent inwardly. The bottom of the support rod 1 is provided with a top connecting plate 7 that can reciprocate up and down.

The support rod 1 is L-shaped, and one side below the outside of the support rod 1 is threadedly connected with a threaded rod 9 , the threaded rod 9 runs through the support rod 1 , and the bottom of the outside of the threaded rod 9 is rotatably connected with a top connecting plate 7 .

Both sides of the top of the outer surface of the support rod 1 are fixedly connected with a first fixed rod 10 , the first fixed rod 10 runs through the first connecting rod 2 , and a fastener is threaded on the outside of the first fixed rod 10 .

The first connecting rod 2 is positioned at the inside of the second connecting rod 3, and the top surface of the second connecting rod 3 is provided with a slide groove 14, and one end of the top surface of the first connecting rod 2 is fixedly connected with a second fixed rod 15, and the second fixed rod 15 runs through the sliding groove 14 and slides freely therein, and the outer thread of the second fixing rod 15 is connected with a fastener.

The middle part of one side of the outer surface of the horizontal frame 4 is fixedly connected with a fixed seat 16, and the fixed seat 16 is connected with an end of the second connecting rod 3 outside in rotation, and the top surface of the fixed seat 16 is fixedly connected with a third fixed rod 13, and the third fixed rod 13 runs through the second connecting rod 3, and a fastener is threaded on its outside. As an optional technical solution of the present invention, the fastener is a standard part commonly used in the market, such as bolts, screws, nuts etc., can be selected according to the needs of use, so that the parts can be firmly fixed.

Both sides of the horizontal frame 4 are connected with screw rods for rotation, and the two screw rods run through the two moving plates 5, and the screw threads at the joints of the two moving plates 5 are in opposite directions. A motor 8 is provided, and the output ends of the two motors 8 are respectively fixedly connected to the two screw rods. As an optional technical solution of the present utility model, the motor 8 uses a servo motor to achieve precise control of the screw rods, so that the two Each moving plate 5 can realize relative reciprocating motion.

The bottom surfaces of the two moving plates 5 are all provided with sliding card slots 12, and the tops of a plurality of clamping plates 6 are all formed with chucks 11, and a plurality of chucks 11 slide freely in the insides of the two sliding card slots 12 respectively. As an optional technical solution, the clamp head 11 and the sliding card groove 12 are relatively firmly matched to avoid the loosening of the splint 6 .

The working process of the present utility model is as follows: when the user uses it, the whole device takes the horizontal frame 4 as the main body, and the shape of the horizontal frame 4 is U-shaped. Both ends of one side of the surface are provided with motors 8, and the output ends of the two motors 8 are fixedly connected with two screw rods respectively, and there are two moving plates 5 slidingly connected inside the horizontal frame 4, and the two screw rods run through the two screw rods. two moving plates 5, and the screw threads of the two moving plates 5 are in the opposite direction, so that the two can realize relative reciprocating motion, and at the same time, the bottom surfaces of the two moving plates 5 are provided with sliding slots 12, and the sliding slots 12 The splint 6 is slidingly connected inside, wherein, the top of the splint 6 is a chuck 11, and the interference fit between the chuck 11 and the sliding groove 12 prevents accidental sliding, but the position can be moved under the action of manpower. Wherein, the lower side of the outside of the splint 6 is bent inwardly. During use, a plurality of splints 6 are clamped under the two moving plates 5, and the positions of the splints 6 are adjusted. After that, the moving plate 5 moves to the inside to make the splints 6 It can be clamped at different positions of the wound, which is convenient for the user to adjust the traction position of the wound according to the needs of use. The threaded rod 9 is threaded on one side of the bottom of the L-shaped support rod 1. The threaded rod 9 runs through the support rod 1 and is outside the threaded rod 9. The bottom of the support rod 1 is rotated and connected with a top connecting plate 7, which is convenient to clamp and fix the support rod 1 at a designated position, and the top of the support rod 1 is rotated and connected with the first connecting rod 2 up and down, wherein, on both sides of the top of the outer surface of the support rod 1 Both are fixedly connected with a first fixed rod 10, the first fixed rod 10 runs through the first connecting rod 2, and a fastener is threaded on its outside to facilitate fixing the position between the support rod 1 and the first connecting rod 2, and at the same time , the outside of the first connecting rod 2 is slidably connected with the second connecting rod 3, and the first connecting rod 2 is located inside the second connecting rod 3, wherein a sliding groove 14 is opened on the top surface of the second connecting rod 3. One end of a connecting rod 2 top surface is fixedly connected with a second fixed rod 15, the second fixed rod 15 runs through the sliding groove 14, and slides freely in it, and the external thread of the second fixed rod 15 is connected with a fastener for To fix the position of the first connecting rod 2 and the second connecting rod 3, a fixing seat 16 is fixedly connected to the middle part of the outer surface of the horizontal frame 4, and the fixing seat 16 is stuck in the inside of the outer end of the second connecting rod 3, and It can be rotated laterally, wherein, a third fixed rod 13 is fixedly connected to the top surface of the fixed base 16, the third fixed rod 13 runs through the second connecting rod 3, and a fastener is threaded on its outside to fix the horizontal The position of the frame 4 makes the whole device form a structure that can be assembled and disassembled, and can be adjusted at multiple angles to meet the needs of use.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (7)

1. an incision traction device for orthopedic surgery is characterized in that: it comprises a support rod (1), and the top of the support rod (1) is rotated up and down to be connected with a first connecting rod (2), and the first connecting rod ( 2) is slidingly connected to the outside of the second connecting rod (3), and one end of the second connecting rod (3) is rotated left and right and connected to a horizontal frame (4), and the horizontal frame (4) is U-shaped. The interior of the horizontal frame (4) is provided with two moving plates (5) that can move back and forth relative to each other, and a plurality of splints (6) are clamped inside the bottom surfaces of the two moving plates (5). The outer lower ends of the splints (6) are all bent inwardly, and the bottom of the support rod (1) is provided with a top connecting plate (7) that can reciprocate up and down. 2. The incision traction device for orthopedic surgery according to claim 1, characterized in that: the support rod (1) is L-shaped, and a threaded rod is threaded on the lower side of the support rod (1). (9), the threaded rod (9) runs through the support rod (1), and the bottom of the threaded rod (9) is rotatably connected with the top connecting plate (7). 3. A kind of incision traction device for orthopedic surgery according to claim 1, characterized in that: both sides of the top of the outer surface of the support rod (1) are fixedly connected with first fixing rods (10), and the first fixing rods (10) are fixedly connected to each other. A fixing rod (10) runs through the first connecting rod (2), and a fastener is threaded on the outside thereof. 4. The incision traction device for orthopedic surgery according to claim 1, characterized in that: the first connecting rod (2) is located inside the second connecting rod (3), and the second connecting rod (3) is provided with a slide groove (14) on the top surface, and one end of the top surface of the first connecting rod (2) is fixedly connected with a second fixed rod (15), and the second fixed rod (15) runs through the The sliding groove (14) is free to slide in it, and the external thread of the second fixing rod (15) is connected with a fastener. 5. A kind of incision traction device for orthopedic surgery according to claim 1, characterized in that: the middle part of one side of the outer surface of the horizontal frame (4) is fixedly connected with a fixing seat (16), and the fixing seat (16) ) is rotationally connected with an external end of the second connecting rod (3), the top surface of the fixing base (16) is fixedly connected with a third fixing rod (13), and the third fixing rod (13) runs through the second connecting rod (3), and there are fasteners connected to its external threads. 6. A kind of incision traction device for orthopedic surgery according to claim 1, characterized in that: both sides inside the horizontal frame (4) are rotatably connected with screw rods, and the two screw rods run through two Said moving plate (5), the screw threads at the joints of the two moving plates (5) have opposite directions of rotation, and both ends of one side of the outer surface of the horizontal frame (4) are provided with motors (8), and the two motors The output ends of (8) are respectively fixedly connected with the two screw rods. 7. A kind of incision traction device for orthopedic surgery according to claim 1, characterized in that: the bottom surfaces of the two moving plates (5) are provided with sliding slots (12), and a plurality of splints (6) ) are all formed with clamping heads (11), and a plurality of said clamping heads (11) slide freely in the inside of two said sliding card grooves (12) respectively.

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