CN218684653U - Vertebral body reduction device for orthopedic spine surgery - Google Patents

Abstract

The utility model discloses a centrum resetting means for orthopedics backbone operation, including two support columns, two the top fixedly connected with backup pad of support column, two sliding connection has the sliding sleeve is established to the outside cover of support column, fixedly connected with connecting plate between the sliding sleeve, the top fixedly connected with connecting cylinder of connecting plate. The utility model discloses in, when needs carry out the backbone centre gripping to the patient and reset, utilize motor drive screw to drive first cardboard and remove, electric putter drive second cardboard removes, can make first cardboard and second cardboard reach the fixed effect of centre gripping to the backbone, when carrying out the centre gripping to patient's backbone and fixing, the backbone that need not the patient keeps at the intermediate position, can carry out the fixed of backbone under the different positions to the patient, improve the device's application range, it is comparatively convenient in the operation process, the cushion that inside was equipped with simultaneously can improve patient's comfort level, the effect is better, the practicality is stronger.

Description

Vertebral body reduction device for orthopedic spine surgery

technical field

The utility model relates to the technical field of medical instruments, in particular to a vertebral body reset device for orthopedic spinal surgery.

Background technique

With the advancement of medical technology, the operation of reduction and fixation after the complete resection of the lesioned or deformed vertebral body has been implemented clinically. Reliable temporary fixation and accurate surgical reduction between the lower two vertebral bodies is an important part of successful surgery. When the vertebral body is reset, it is necessary to use a reset device to reset the spine, and then position it by implanting a steel plate. However, the existing reset devices have complex structures and are all controlled manually, which will cause inaccurate reset and consume a lot of manpower, which makes it inconvenient for the staff to clamp the patient, resulting in the inaccurate reset during use. The practicability is poor. In order to solve this problem, a vertebral body reduction device for orthopedic spine surgery is proposed.

Utility model content

The purpose of the utility model is to solve the shortcomings in the prior art, and propose a vertebral body reset device for orthopedic spinal surgery.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a vertebral body reset device for orthopedic spinal surgery, including two support columns, the tops of the two support columns are fixedly connected with support plates, and the two support columns The outside of the support column is sleeved with sliding sleeves, the sliding sleeves are fixedly connected with connecting plates, the top of the connecting plate is fixedly connected with a connecting cylinder, and the top of the supporting plate is fixedly connected with an electric motor. The output end of the electric motor is fixedly connected with a rotating rod, one end of the rotating rod is installed inside the connecting cylinder, the connecting cylinder and the rotating rod are threaded, the bottom of the support plate is fixedly connected to the telescopic rod, and the telescopic The rod is located on one side of the rotating rod, the output end of the telescopic rod is fixedly connected to the top of the connecting plate, the bottom of the connecting plate is fixedly connected to a frame, and the inside of the frame is provided with a first clamping mechanism and a second clamping mechanism. The second clamping mechanism is located on one side of the first clamping mechanism, and a fixed frame is fixedly connected to one side of the two support columns, and a mounting mechanism is arranged inside the fixed frame.

Further, the installation mechanism includes a threaded hole, the threaded hole is set on the surface of the fixed frame, the interior of the threaded hole is pierced with a limit bolt, and the bottom end of the limit bolt is fixedly connected to the limit plate, so The top of the limit bolt is fixedly connected with a knob, which can facilitate and quickly install and fix the device, ensures that it will not move during use, ensures stability during use, and is more practical.

Further, the first clamping mechanism includes a motor, the motor is fixedly connected to the surface of the frame, the output end of the motor penetrates and extends to the inside of the frame and is fixedly connected to a screw, one end of the screw is connected to the inner side of the frame The wall is connected by rotation, and the inside of the frame is fixedly connected with two slide rods, the two slide rods are located on both sides of the screw rod, and the outside of the screw rod and the slide rod are jointly sleeved with a first clamping plate, which can facilitate fast Fastened and fixed, the operation process is more convenient and more practical.

Further, the second clamping mechanism includes an electric push rod, the electric push rod is fixedly connected to the outer surface of the frame, and the driving end of the electric push rod extends to the inside of the frame and is fixedly connected to the second clamping plate , the second clamping plate is sleeved on the outer sliding connection of the sliding rod, which can facilitate fast clamping and fixing, and the operation process is more convenient and more practical.

Further, a battery case is provided on the surface of the connecting plate, and an energy storage battery is provided inside the battery case, which has a simple structure and is convenient for continuous power supply.

Further, arc openings are provided on the surfaces of the first clamping plate and the second clamping plate, and elastic pads are provided inside the arc openings to ensure the comfort of patients when using them, and the effect is the best.

Further, the first clamping plate is threadedly connected to the screw rod, and the first clamping plate is slidingly connected to the sliding rod, which has a simple structure, is convenient for stable movement, and simultaneously plays a position-limiting effect.

The beneficial effects of the utility model:

1. Through the first clamping mechanism and the second clamping mechanism provided in the utility model, when it is necessary to clamp and reset the spine of the patient, the motor drives the screw to drive the first clamping plate to move, and the electric push rod drives the second clamping plate The movement of the board can make the first clamping plate and the second clamping plate achieve the effect of clamping and fixing the spine. When clamping and fixing the patient's spine, it is not necessary to keep the patient's spine in the middle position, and the patient can be positioned in different positions. The spine is fixed under the lower position, which improves the range of use of the device and is more convenient during operation. At the same time, the elastic pad inside can improve the comfort of the patient, with better effect and stronger practicability.

2. The utility model adopts the installation mechanism provided. When the device needs to be used, the fixed frame is installed on both sides of the bed body, and the limit plate under the limit bolt is driven by the knob to lock to ensure that the device is in use. It will not cause movement during the process, avoid instability during use, improve the effect of use, convenient operation, and stronger practicability.

Description of drawings

Fig. 1 is a main sectional view of a vertebral body reset device for orthopedic spinal surgery of the present invention;

Fig. 2 is a structural schematic diagram of the first clamping mechanism and the second clamping mechanism of a vertebral body reset device for orthopedic spinal surgery of the present invention;

Fig. 3 is a perspective view of a first clamping mechanism and a second clamping mechanism of a vertebral body reset device for orthopedic spinal surgery of the present invention.

illustration:

1. Support plate; 2. Electric motor; 3. Rotating rod; 4. Energy storage battery; 5. First clamping mechanism; 501. Slide bar; 502. Motor; 503. Screw; 504. First clamping plate; , telescopic rod; 7, battery shell; 8, connecting plate; 9, arc opening; 10, frame; 11, second clamping mechanism; 111, electric push rod; 112, second clamping plate; 12, fixed frame; 13, installation mechanism; 131, limit plate; 132, limit bolt; 133, threaded hole; 134, knob; 14, support column; 15, sliding sleeve.

Detailed ways

Referring to Figures 1-3, a vertebral body reduction device for orthopedic spine surgery includes two support columns 14, the tops of the two support columns 14 are fixedly connected with support plates 1, and the outer sleeves of the two support columns 14 slide Sliding sleeves 15 are connected, connecting plates 8 are fixedly connected between the sliding sleeves 15, the top of the connecting plate 8 is fixedly connected with a connecting cylinder, the top of the support plate 1 is fixedly connected with an electric motor 2, and the output end of the electric motor 2 is fixedly connected with a Rotating rod 3, one end of the rotating rod 3 is installed inside the connecting cylinder, the connecting cylinder and the rotating rod 3 are threaded, the bottom of the support plate 1 is fixedly connected with the telescopic rod 6, the telescopic rod 6 is located on one side of the rotating rod 3, and the telescopic rod The output end of 6 is fixedly connected with the top of connecting plate 8, and the bottom of connecting plate 8 is fixedly connected with frame 10, and the inside of frame 10 is provided with first clamping mechanism 5 and second clamping mechanism 11, and second clamping mechanism 11 Located on one side of the first clamping mechanism 5, one side of the two supporting columns 14 is fixedly connected with a fixed frame 12, the inside of the fixed frame 12 is provided with a mounting mechanism 13, and the mounting mechanism 13 includes a threaded hole 133, and the threaded hole 133 is set On the surface of the fixed frame 12, the inside of the threaded hole 133 is pierced with a limit bolt 132, the bottom end of the limit bolt 132 is fixedly connected to the limit plate 131, and the top end of the limit bolt 132 is fixedly connected with a knob 134, and the connecting plate 8 A battery case 7 is arranged on the surface, and an energy storage battery 4 is arranged inside the battery case 7 .

2-3, the first clamping mechanism 5 includes a motor 502, the motor 502 is fixedly connected to the surface of the frame 10, the output end of the motor 502 extends to the inside of the frame 10 and is fixedly connected to a screw 503, and one end of the screw 503 is connected to the frame 10. The inner side wall of the frame 10 is connected in rotation, and the inside of the frame 10 is fixedly connected with two sliding rods 501, and the two sliding rods 501 are located on both sides of the screw rod 503, and the outside of the screw rod 503 and the sliding rod 501 are jointly provided with a first clamping plate 504, the second clamping mechanism 11 includes an electric push rod 111, which is fixedly connected to the outer surface of the frame 10, and the driving end of the electric push rod 111 penetrates and extends to the inside of the frame 10 and is fixedly connected to the second clamping plate 112 , the second clamping plate 112 is sleeved on the outer sliding connection of the slide bar 501, and the surfaces of the first clamping plate 504 and the second clamping plate 112 are provided with an arc opening 9, and the inside of the arc opening 9 is provided with an elastic pad. A clamping plate 504 is threadedly connected to the screw rod 503 , and the first clamping plate 504 is slidably connected to the sliding rod 501 .

When the utility model is in use, the fixed frame 12 on the device is clamped and fixedly installed on both sides of the hospital bed, and the rotation of the knob 134 is used to drive the limit bolt 132 to rotate. When the limit bolt 132 rotates, the limit plate 131 can be driven. Move, the bottom of the limiting plate 131 is attached to the surface of the hospital bed, thereby fixing the position of the device to avoid displacement during use. When the staff clamps and fixes the patient's spine, the electric motor 2 Drive the rotating rod 3 to rotate inside the connecting cylinder, thereby adjusting the device to a suitable height for use, turn on the motor 502, and the motor 502 drives the screw rod 503 to rotate, and the rotation of the screw rod 503 can drive the first clamping plate 504 on the slide rod 501 and the screw rod 503 to move, the electric push rod 111 drives the second clamping plate 112 to move, so that the patient's spine is clamped and fixed, which facilitates the reset of the patient's spine, and when the patient's spine is clamped and fixed, no need The patient's spine is kept in the middle position, the patient's spine can be fixed in different positions, the range of use of the device can be improved, and the operation process is more convenient and more practical.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (7)

1. A vertebral body reduction device for orthopaedic spinal operations, comprising two support columns (14), characterized in that: two sliding connection has sliding sleeve (15) is established to the outside cover of support column (14), fixedly connected with connecting plate (8) between sliding sleeve (15), the top fixedly connected with connecting cylinder of connecting plate (8), top fixedly connected with electric motor (2) of support column (14), output fixedly connected with bull stick (3) of electric motor (2), the inside to the connecting cylinder is installed to the one end of bull stick (3), the connecting cylinder is threaded connection with bull stick (3), bottom fixedly connected with telescopic link (6) of backup pad (1), telescopic link (6) are located one side of bull stick (3), the output of telescopic link (6) and the top fixed connection of connecting plate (8), the bottom fixedly connected with frame (10) of connecting plate (8), the inside of frame (10) is provided with first fixture (5) and second fixture (11), second fixture (11) are located one side of first fixture (5), two one side of support column (14) is the equal fixedly connected with fixed frame (12), the inside installation mechanism (13) of fixed frame (12).

2. A vertebral body reduction device for orthopedic spinal surgery according to claim 1, characterized in that: installation mechanism (13) includes screw hole (133), screw hole (133) set up on the surface of fixed frame (12), limit bolt (132) are worn to be equipped with in the inside of screw hole (133), the bottom fixedly connected with limiting plate (131) of limit bolt (132), the top fixedly connected with knob (134) of limit bolt (132).

3. A vertebral body reduction device for orthopedic spinal surgery according to claim 1, characterized in that: first fixture (5) includes motor (502), motor (502) fixed connection is on the surface of frame (10), the output of motor (502) runs through inside fixedly connected with screw rod (503) that extends to frame (10), the one end of screw rod (503) is connected for rotating with the inside wall of frame (10), two slide bars (501) of inside fixedly connected with of frame (10), two slide bars (501) are located the both sides of screw rod (503), the outside common cover of screw rod (503) and slide bar (501) is equipped with first cardboard (504).

4. A vertebral body reduction device for orthopedic spinal surgery according to claim 3, characterized in that: the second clamping mechanism (11) comprises an electric push rod (111), the electric push rod (111) is fixedly connected to the outer surface of the frame (10), the driving end of the electric push rod (111) penetrates through the second clamping plate (112) fixedly connected to the inner portion of the frame (10), and the second clamping plate (112) is sleeved on the outer portion of the sliding rod (501) in a sliding connection mode.

5. A vertebral body reduction device for orthopedic spinal surgery according to claim 1, characterized in that: a battery case (7) is arranged on the surface of the connecting plate (8), and an energy storage battery (4) is arranged inside the battery case (7).

6. A vertebral body reduction device for orthopedic spinal surgery according to claim 3, characterized in that: the surface of the first clamping plate (504) and the surface of the second clamping plate (112) are both provided with circular arc openings (9), and elastic pads are arranged inside the circular arc openings (9).

7. A vertebral body reduction device for orthopedic spinal surgery according to claim 3, characterized in that: the first clamping plate (504) is in threaded connection with the screw (503), and the first clamping plate (504) is in sliding connection with the sliding rod (501).

Images