CN113456194A

CN113456194A - Spinal surgery puncture locator

Info

Publication number: CN113456194A
Application number: CN202110981831.1A
Authority: CN
Inventors: 冷辉; 刘宇; 张皓; 张海搏
Original assignee: Chifeng Municipal Hospital
Current assignee: Chifeng Municipal Hospital
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2021-10-01

Abstract

The invention belongs to the technical field of medical equipment, in particular to a spinal surgery puncture positioner, comprising a positioning ring body, one side of the positioning ring body is provided with a sliding column for supporting the positioning ring body, and one end of the sliding column is provided with a useful For the fixed frame supporting the positioning ring main body, the upper end of the front end of the sliding frame is provided with a rotating frame for fine-tuning the position of the positioning ring main body, and the positioning ring main body is internally provided with a positioning cylinder for preventing the puncture needle from tilting. By pulling the fixing frame upwards, the positioning ring body can be driven to change the height position, so that the positioning ring body can be brought closer to the puncture site of the patient to reduce the difficulty of work, and the fixing frame can drive the positioning ring body to be in a stable state through the sleeve and the slider. , strong adaptability and easy to use; by sliding the clamp in the chute, the sliding frame can slide on the inner side of the fixed frame, which is convenient for adjusting the position of the main body of the positioning ring and can also be used for storage, and the operation is simple and easy to use.

Description

Spinal surgery puncture locator

Technical Field

The invention belongs to the technical field of medical equipment, and particularly relates to a spinal surgery puncture locator.

Background

The spinal puncture locator is used for puncture location of a certain target point of a deep spinal column in a body, and particularly can be used for puncture location of spinal parts such as intervertebral foramen, intervertebral discs, articular processes, vertebral pedicle and the like. With the development of clinical departments such as minimally invasive spine surgery, endoscopic spine surgery, pain department, neurology department and the like, many minimally invasive surgeries need to be guided and positioned by puncture needles to reach target spots, surgical focuses or surgical channels, such as intervertebral foramen mirror surgery, percutaneous pedicle screw internal fixation, intervertebral disc radio frequency ablation, nerve root block anesthesia and the like.

The original puncture locator is far away from the puncture point of a patient when in use, so that the error is easy to occur in subsequent puncture work to influence the use effect, the whole equipment cannot be stored, the occupied area is large, the puncture locator is inconvenient to use, and when the puncture locator is used for positioning, small deviation often exists, the adjustment is complex, the accurate positioning cannot be performed quickly, and the deviation is easy to occur when the puncture locator is used for puncturing.

Disclosure of Invention

The invention aims to provide a spinal surgery puncture locator, which aims to solve the problems in the prior art and has the characteristics of shortening the distance between the locator and a patient, reducing the puncture work difficulty, accommodating equipment for convenient use, reducing position errors, improving the precision and preventing a puncture needle from deviating.

In order to achieve the purpose, the invention provides the following technical scheme: a spinal surgery puncture locator comprises a locating ring main body, one side of the locating ring main body is provided with a sliding column for supporting the locating ring main body, one end of the sliding column is provided with a fixed frame for supporting the positioning ring main body, the front end of the fixed frame is connected with a sliding frame which can be accommodated in a sliding way, the upper end of the front end of the sliding frame is provided with a rotating frame for finely adjusting the position of the positioning ring main body, the lower end of the sliding column is fixedly connected with a clamping seat used for fixing the sliding column, the position of the inner part of the sliding column close to the front end is fixedly connected with a supporting column used for supporting a fixing frame, the upper end of the supporting column is connected with a sleeve for adjusting the height of the fixing frame in a sliding way, the two sides of the fixing frame are provided with sliding chutes for adjusting the position of the sliding frame, the back end of the rotating frame is internally provided with a side link for rotating the rotating frame, and the positioning ring main body is internally provided with a positioning cylinder for preventing the puncture needle from inclining.

According to the preferable technical scheme of the spinal surgery puncture locator, the rear end of the fixing frame is fixedly connected with a sliding block for preventing the fixing frame from loosening, and the rear end of the sliding frame is connected with a clamp for driving the sliding frame to slide in the fixing frame in a clamping mode.

According to the preferable technical scheme of the spinal surgery puncture locator, the two sides of the clamp are screwed and connected with the screw rods used for fixing the clamp, and one end of each screw rod is fixedly connected with the rubber pad used for increasing friction force.

As a preferable technical scheme of the spinal surgery puncture locator, a gear used for fixing the rotating frame is fixedly connected to the position, close to the lower end, of the side link, and a tooth socket used for sliding connection of the gear is formed in the upper end of the sliding frame.

As a preferred technical scheme of the spinal surgery puncture positioner, a spring part for driving the side link to automatically reset is sleeved at the position, close to the upper end, of the side link, and the lower end of the spring part is fixedly connected to the upper end of the rotating frame.

As a preferred technical scheme of the spinal surgery puncture locator, clamping blocks used for installing the locating cylinder in the locating ring main body are arranged on two sides of the locating cylinder, and supports used for connecting the locating cylinder and the clamping blocks are fixedly connected to two ends of the locating cylinder.

As the preferable technical scheme of the spinal surgery puncture locator, three clamping sleeves used for fastening the locating collet chuck are arranged inside the locating ring main body, and the rear ends of the clamping sleeves are fixedly connected with spring telescopic rods used for driving the clamping sleeves to move inwards.

Compared with the prior art, the invention has the beneficial effects that: the fixing frame is pulled upwards to drive the positioning ring main body to change the height position, so that the positioning ring main body can be pulled close to the distance from the puncture part of a patient to reduce the working difficulty, and the fixing frame can drive the positioning ring main body to be in a stable state through the sleeve and the sliding block, so that the fixing frame is strong in adaptability and convenient to use; the sliding frame can slide on the inner side of the fixed frame by sliding the clamp in the sliding groove, so that the positioning ring can be accommodated while the position of the positioning ring main body is adjusted, and the operation is simple and the use is convenient; the position of the positioning ring main body can be finely adjusted by rotating the rotating frame by pulling the side link upwards to enable the spring part to be stretched to drive the gear to be separated from the tooth grooves, and the rotating frame can be fixed by driving the side link to automatically reset through the spring part after the rotating frame is adjusted to a proper position; through evenly setting up spring telescopic link in location section of thick bamboo outside circumference to elasticity through spring telescopic link can be fixed location collet chuck fastening, prevents to puncture in-process and takes place the slope.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic view of the overall appearance structure of the present invention;

FIG. 2 is a schematic view of the connection between the fixing frame and the supporting pillar according to the present invention;

FIG. 3 is a schematic view of the connecting part of the skid and the fixing frame according to the present invention;

FIG. 4 is a schematic view of the connection part of the skid and the rotating frame in the present invention;

FIG. 5 is a schematic view of the inner structure of the main body of the retaining ring of the present invention;

in the figure: 1. a positioning ring body; 2. a traveler; 3. a fixed mount; 4. a skid frame; 5. a rotating frame; 6. a holder; 7. a pillar; 8. a sleeve; 9. a chute; 10. a side link; 11. a slider; 12. a clamp; 13. a screw; 14. a rubber pad; 15. a gear; 16. a tooth socket; 17. a spring member; 18. a positioning cylinder; 19. a clamping block; 20. a support; 21. a jacket; 22. the spring is a telescopic rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples

Referring to fig. 1-5, the present invention provides the following technical solutions: a spinal surgery puncture locator comprises a locating ring main body 1, one side of the locating ring main body 1 is provided with a sliding column 2 used for supporting the locating ring main body 1, one end of the sliding column 2 is provided with a fixed frame 3 used for supporting the locating ring main body 1, the front end of the fixed frame 3 is slidably connected with a sliding frame 4 capable of being accommodated, the upper end of the front end of the sliding frame 4 is provided with a rotating frame 5 used for finely adjusting the position of the locating ring main body 1, the lower end of the sliding column 2 is fixedly connected with a clamping seat 6 used for fixing the sliding column 2, the inner part of the sliding column 2 close to the front end is fixedly connected with a supporting column 7 used for supporting the fixed frame 3, the upper end of the supporting column 7 is slidably connected with a sleeve 8 used for adjusting the height of the fixed frame 3, the two sides of the fixed frame 3 are provided with sliding grooves 9 used for adjusting the position of the sliding frame 4, the inner part of the rear end of the rotating frame 5 is provided with a connecting frame 10 used for rotating the rotating frame 5, the positioning ring main body 1 is provided with a positioning cylinder 18 for preventing the puncture needle from tilting inside, and in this embodiment, a bolt for fixing the sleeve 8 is provided on the side of the sleeve 8 near the lower end position.

Specifically, the rear end of the fixing frame 3 is fixedly connected with a sliding block 11 for preventing the fixing frame 3 from loosening, the rear end of the sliding frame 4 is connected with a clamp 12 for driving the sliding frame 4 to slide in the fixing frame 3 in a clamping manner, and the lower end of the clamp 12 in the embodiment is connected with the protruding part together through a bolt.

Specifically, a screw 13 for fixing the clamp 12 is screwed on two sides of the clamp 12, a rubber pad 14 for increasing friction force is fixedly connected to one end of the screw 13, and in this embodiment, the rubber pad 14 is driven by the screw 13 to be closely attached to two sides of the skid 4.

Specifically, a gear 15 for fixing the rotating frame 5 is fixedly connected to a position of the side link 10 near the lower end, a tooth socket 16 for slidably connecting the gear 15 is provided at the upper end of the sliding frame 4, in this embodiment, the lower end of the tooth socket 16 is a smooth through hole structure, and the end of the rotating frame 5 is oppositely arranged.

Specifically, the position of the side link 10 near the upper end is sleeved with a spring part 17 for driving the side link 10 to automatically return, the lower end of the spring part 17 is fixedly connected to the upper end of the rotating frame 5, and the rotating frame 5 can be rotatably accommodated above the sliding frame 4 in this embodiment.

Specifically, the two sides of the positioning cylinder 18 are provided with a fixture block 19 for installing the positioning cylinder 18 in the positioning ring main body 1, the two ends of the positioning cylinder 18 are fixedly connected with a bracket 20 for connecting the positioning cylinder 18 and the fixture block 19, and the two ends of the positioning ring main body 1 in this embodiment are provided with grooves for clamping and connecting the fixture block 19.

Specifically, the inside of the positioning ring main body 1 is provided with three clamping sleeves 21 for clamping and fixing the positioning cylinder 18, the rear end of each clamping sleeve 21 is fixedly connected with a spring telescopic rod 22 for driving the clamping sleeve 21 to move inwards, and the clamping sleeve 21 is made of rubber in the embodiment.

The working principle and the using process of the invention are as follows: according to the invention, the fixing frame 3 arranged on one side of the sliding column 2 is pulled upwards to drive the positioning ring main body 1 to change the height position, so that the positioning ring main body 1 can be pulled close to the distance from the puncture part of a patient to reduce the working difficulty, and the fixing frame 3 is supported by the sleeve 8 and the sliding block 11 to drive the positioning ring main body 1 to be in a stable state, so that the adaptability is strong and the use is convenient; the clamp 12 arranged at one end of the sliding frame 4 slides in the sliding groove 9 on the outer side of the fixed frame 3, so that the sliding frame 4 can slide on the inner side of the fixed frame 3 to adjust the position, the position of the positioning ring main body 1 can be conveniently adjusted, the sliding frame 4 and the rotating frame 5 can be accommodated, and the operation is simple and convenient to use; the side link 10 arranged at one end of the rotating frame 5 is pulled upwards to stretch the spring part 17 sleeved outside the side link 10, the gear 15 arranged at the position close to the lower end of the side link 10 is driven to be separated from the tooth groove 16 at one end of the sliding frame 4, the rotating frame 5 can be rotated to finely adjust the position of the positioning ring main body 1, and the side link 10 can be driven to automatically reset through the spring part 17 to fix the rotating frame 5 after the rotating frame is adjusted to a proper position; the spring telescopic rod 22 is uniformly arranged on the outer side of the positioning barrel 18 arranged inside the positioning ring main body 1 in the circumferential direction, and the positioning barrel 18 can be clamped and fixed through the elasticity of the spring telescopic rod 22 arranged inside the positioning ring main body 1 and connected with the spring telescopic rod 22, so that the puncture process is prevented from inclining.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A spinal surgery puncture locator, characterized in that it comprises a locating ring body (1), one side of the locating ring body (1) is provided with a sliding column (2) for supporting the locating ring body (1), One end of the sliding column (2) is provided with a fixing frame (3) for supporting the positioning ring main body (1). The upper end of the front end of the frame (4) is provided with a rotating frame (5) for fine-tuning the position of the positioning ring body (1), and the lower end of the sliding column (2) is fixedly connected with a clamping seat for fixing the sliding column (2). (6), the inside of the sliding column (2) is fixedly connected with a pillar (7) for supporting the fixing frame (3) near the front end, and the upper end of the pillar (7) is slidably connected with a fixing frame (3) for adjusting the fixing frame (3). The height of the sleeve (8), the two sides of the fixed frame (3) are provided with sliding grooves (9) for adjusting the position of the sliding frame (4), and the rear end of the rotating frame (5) is provided with a rear end for rotating A connecting rod (10) for rotating the frame (5), a positioning cylinder (18) for preventing the puncture needle from tilting is provided inside the positioning ring main body (1).

2. A spinal surgery puncture locator according to claim 1, characterized in that: the rear end of the fixing frame (3) is fixedly connected with a sliding block (11) for preventing the fixing frame (3) from loosening, so The rear end of the sliding frame (4) is snap-connected with a clamp (12) for driving the sliding frame (4) to slide inside the fixing frame (3).

3. A spinal surgery puncture locator according to claim 2, characterized in that: both sides of the clamp (12) are screwed and connected with a screw (13) for fixing the clamp (12), the screw One end of (13) is fixedly connected with a rubber pad (14) for increasing friction.

4. A spinal surgery puncture locator according to claim 1, characterized in that: a gear (15) for fixing the rotating frame (5) is fixedly connected to a position close to the lower end of the connecting rod (10), The upper end of the sliding frame (4) is provided with a tooth slot (16) for sliding connection of the gear (15).

5. A spinal surgery puncture locator according to claim 1, characterized in that: a spring member ( 17), the lower end of the spring member (17) is fixedly connected to the upper end of the rotating frame (5).

6. A spinal surgery puncture positioner according to claim 1, characterized in that: both sides of the positioning cylinder (18) are provided with a positioning cylinder (18) for installing the positioning cylinder (18) inside the positioning ring main body (1) A clamping block (19), two ends of the positioning cylinder (18) are fixedly connected with brackets (20) for connecting the positioning cylinder (18) and the clamping block (19).

7 . The spinal surgery puncture locator according to claim 1 , wherein three jackets ( 21 ) for clamping and fixing the locating cylinder ( 18 ) are provided inside the locating ring main body ( 1 ). 8 . ), the rear end of the jacket (21) is fixedly connected with a spring telescopic rod (22) for driving the jacket (21) to move inward.