CN212996556U

CN212996556U - Oblique outside approach of lumbar vertebrae fusion art exposes ware

Info

Publication number: CN212996556U
Application number: CN202020751883.0U
Authority: CN
Inventors: 张玉柱; 李维铭; 周毅
Original assignee: Dragon Crown Medical Co Ltd
Current assignee: Dragon Crown Medical Co Ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-04-20
Anticipated expiration: 2030-05-08
Also published as: WO2021223383A1

Abstract

The utility model relates to an oblique outside approach of lumbar vertebrae fusion art exposes ware, the scheme of adoption is: the anti-theft device comprises a baffle plate which is longitudinally arranged, wherein a fixed Kirschner wire channel is arranged on the baffle plate, and the Kirschner wire channel extends along the longitudinal direction of the baffle plate. Improve original exposure ware main part into a fore-and-aft thin baffle structure, make its width reduce, and then reduce and expose, for present oblique outside approach expansion passageway exposes, the exposure ware that this scheme provided can be operated under the direct-view totally, effectively reduces the complication, and the below expansion is little simultaneously, reduces the damage of nerve, blood vessel and surrounding internal organs, and it is fast to resume, does not receive iliac blood vessel bifurcation and iliac spine height's influence, and the side approach about the selectivity has enlarged the adaptability of operation.

Description

Oblique outside approach of lumbar vertebrae fusion art exposes ware

Technical Field

The utility model relates to the field of medical equipment, specifically a lumbar vertebrae fusion art inclined outside approach exposes ware.

Background

The existing lumbar fusion approach methods include posterior lumbar fusion PLIF, transforaminal approach fusion TLIF, anterior lumbar fusion ALIF and extreme lateral lumbar fusion X/DLIF.

However, these fusion procedures have more exposure during the operation, and can increase complications due to the complicated structure of the retroperitoneal tissue, which cannot be operated under a complete direct view; meanwhile, the device also has the problems of occupying space, being inflexible and blocking sight, and the problems are easy to cause damage to nerves, blood vessels and peripheral organs.

Therefore, aiming at the defects that instruments such as an expansion channel or a drag hook used in the existing lumbar fusion operation are exposed too much, are damaged greatly and cannot be operated under a complete direct view, complications are increased, damage to nerves, blood vessels and peripheral organs is easily caused, the installation is complicated and the operation time is prolonged, the problem that the development of the oblique outer side approach exposing device for the lumbar fusion operation, which has small exposure, strong adaptability, simple and convenient operation and can realize the operation under the complete direct view, is urgently needed to be solved is solved.

SUMMERY OF THE UTILITY MODEL

In order to overcome not enough among the above-mentioned prior art, the utility model provides an oblique outside approach of lumbar vertebrae fusion art exposes ware to solve present lumbar vertebrae fusion art and have too much to expose and can not look directly under the operation completely can increase the complication and cause the problem of the damage of nerve, blood vessel and surrounding internal organs easily.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the utility model provides an oblique outside approach of lumbar vertebrae fusion art exposes ware, includes the baffle of a vertical setting, be provided with the ke shi needle passageway fixed on the baffle, ke shi needle passageway is followed the longitudinal direction of baffle extends. The original exposure device main body is improved into a longitudinal thin baffle structure, the appearance is wide at the top and narrow at the bottom, exposure is reduced, complete direct-view operation can be realized, complications are effectively reduced, damage to nerves, blood vessels and peripheral organs is reduced, the influence of iliac vessel bifurcation and iliac spine height is avoided, left and right side access is selected, and the adaptability of the operation is enlarged.

Furthermore, the number of the kirschner wire channels is two, and the two kirschner wire channels are respectively located on two sides of the baffle. Through setting up two ke shi needle passageways, insert one or two ke shi needles as required during the operation for the baffle is fixed more firmly.

Further, the two Kirschner wire channels are arranged in parallel or at an angle. The kirschner wire penetrates in parallel through the kirschner wire channel, and the needle point penetrates into the vertebral body, thereby stably fixing the bottom position of the baffle.

Further, the bottom of baffle is provided with dodges the groove, the bottom of ke shi needle passageway terminates in dodging the last inclined plane in groove. Keep away the groove through the setting and do benefit to the kirschner wire and prick the centrum, reduce baffle bottom width on the one hand, the elastic bending of the usable kirschner wire of on the other hand enlarges the distance between two needle points, when realizing guaranteeing the baffle position, can let the intervertebral space strut, is convenient for reach and puts into the purpose of fusion ware, treatment disease.

Furthermore, the rear part of the baffle is fixedly connected with a handle. The handle is used for holding when being operated by a doctor so as to facilitate the operation.

Furthermore, a U-shaped groove is formed in the rear portion of the handle. Can realize being connected with the fixed arm through U type groove, and then be connected fixedly with the operation table, prevent the displacement of intraoperative baffle, reduce supplementary operating personnel's physical power.

Further, the handle inclines upwards and forms an obtuse angle with the baffle plate, wherein the angle is a. Since the exposer is inclined in use, a space with a large top and a small bottom is kept, and the handle is arranged to be inclined so as to realize that the part connected with the fixing arm is in a horizontal position, so that the connection and the fixation are convenient.

Furthermore, the lower part of the baffle is provided with a lighting lamp, the handle is provided with a battery bin, and the lighting lamp is connected with the battery bin through a built-in wire. Through setting up the light, install the battery in the battery compartment during the use, can turn on the switch and provide the illumination for the operation field of vision.

Furthermore, a lamp groove is formed in the front end face of the baffle, the illuminating lamp is installed in the lamp groove, and the lamp groove is located at the middle lower portion of the baffle.

Furthermore, optical fibers are detachably mounted on the baffle, an optical fiber guide groove is formed in the baffle, and the lower portion of each optical fiber is mounted in the corresponding optical fiber guide groove. The baffle and the handle are provided with an optical fiber clip and an optical fiber fixing sleeve for fixing the optical fiber. Because the operating room is provided with the light source, the light source can be directly connected for illumination by arranging the optical fiber, and the operation is convenient.

Furthermore, be provided with mobilizable fixed cover of optic fibre in the optic fibre guide slot, be provided with the fiber clip on the handle, the lower part of optic fibre is installed in the fixed cover of optic fibre, the upper portion of optic fibre is installed in the fiber clip. The optical fiber head is used for detachably mounting the optical fiber and realizing the adjustment of the head angle of the optical fiber.

According to the technical scheme, the utility model has the advantages of it is following:

the utility model provides an oblique outside approach of lumbar vertebrae fusion art exposes ware improves original exposure ware main part into a fore-and-aft thin baffle structure, makes its width reduce, and then reduces and expose, can look directly under operating completely during the use, effectively reduces the complication, reduces the damage of nerve, blood vessel and surrounding internal organs, does not receive iliac blood vessel branching and iliac spine height's influence, and the side approach has been controlled to the selectivity, has enlarged the adaptability of operation. Because the exposing device is inclined in use, a space with a large top and a small bottom is kept, the handle is arranged to be inclined, and the U-shaped groove is arranged at the rear part of the handle, so that the part connected with the fixing arm is in a horizontal position, and the connection and the fixation are convenient. Through setting up light or optic fibre, can provide the illumination for the operation field of vision when using.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a front side view of embodiment 1.

Fig. 2 is a rear side view of embodiment 1.

Fig. 3 is a middle sectional view of embodiment 1.

Fig. 4 is a side view of embodiment 2.

Fig. 5 is a state diagram of the exposure device of the present invention in use.

Fig. 6 is a state diagram of the prior art exposer in use.

In the figure, 1, a baffle, 2, a Kirschner wire channel, 3, a handle, 4, a lighting lamp, 5, a lamp groove, 6, a battery bin, 7, an avoidance groove, 8, a Kirschner wire, 10, a battery, 11, a wire groove, 31, a holding part, 32, a connecting part, 33, a U-shaped groove, 21, an optical fiber, 22, an optical fiber guide groove, 23, an optical fiber fixing sleeve, 24 and an optical fiber clip.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments, and obviously, the embodiments described below are only some embodiments of the present invention, not all 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 scope of protection of this patent.

Detailed description of the preferred embodiment 1

As shown in fig. 1 to 3, the utility model provides an oblique outside approach of lumbar vertebrae fusion art exposes ware mainly includes a baffle 1 and with baffle 1 integrated into one piece's handle 3, specifically, baffle 1 is whole to be vertical structure and wide from top to bottom narrow, for original exposure ware, this scheme improves it into the baffle 1 structure that has longer length and narrower width, and then reduces and exposes, effectively reduces the complication.

Wherein, be provided with the kirschner wire passageway 2 that is fixing on baffle 1, the longitudinal direction extension of kirschner wire passageway 2 along baffle 1, kirschner wire passageway 2 is provided with two, is located respectively baffle 1's both sides to these two kirschner wire passageways 2 parallel arrangement are provided with in baffle 1's bottom both sides and dodge groove 7, and the bottom of kirschner wire passageway 2 ends in dodging the last inclined plane of groove 7, dodges groove 7 through the setting and does benefit to 8 the vertebra bodies of pricking of kirschner wire, reduces baffle 1 bottom width, reduces the damage to peripheral nerve, blood vessel. When the fixing device is used, the two Kirschner wires 8 penetrate in parallel through the Kirschner wire channel 2, and the needle points prick into the vertebral body, so that the bottom position of the baffle 1 is stably fixed, and the baffle 1 is more firmly fixed.

Further improvement scheme is still, handle 3 inclines upwards and forms the obtuse angle of angle a with baffle 1, because the exposure ware is inclined in use, keeps a space big end down, through setting up handle 3 to slope to realize that the part that connects with the fixed arm is horizontal position, facilitates the connection and fixes. More specifically, handle 3 includes portion 31 and connecting portion 32 of gripping, and connecting portion 32 and the portion 31 of gripping become the angle setting, is provided with a U type groove 33 on the connecting portion 32, namely at the rear portion of handle 3, can realize being connected with the fixed arm through U type groove 33, and then be connected fixedly with the operation table, reach the effect of saving physical power.

In addition, a lamp groove 5 is arranged at the middle lower part of the front end surface of the baffle plate 1, the lamp groove 5 is positioned between the two Kirschner wire channels 2, an LED illuminating lamp 4 is arranged in the lamp groove 5, a battery compartment 6 is arranged on the handle 3, namely the holding part 31 part, when in use, a battery 10 can be arranged in the battery compartment 6, the battery compartment 6 is communicated with the illuminating lamp 4 through a wire arranged in the baffle plate 1, and a special wire groove 11 is arranged on the baffle plate 1 for connecting wires. By arranging the illuminating lamp 4, the switch can be turned on to provide illumination for the operation field during use.

In addition, baffle 1 is nonmetal material, can pass through the X-ray, and the product can supply goods in aseptic condition, disposable.

Specific example 2

As shown in fig. 4, the present embodiment is modified based on embodiment 1, and different from embodiment 1: the optical fiber 21 is detachably mounted on the baffle 1, the optical fiber guide groove 22 is formed in the baffle 1, the lower portion of the optical fiber 21 is mounted in the optical fiber guide groove 22, specifically, the optical fiber clip 24 is arranged at the position of the handle 3, the optical fiber fixing sleeve 23 is arranged at the lower portion of the optical fiber guide groove 22, the upper portion of the optical fiber 21 is mounted in the optical fiber clip 24, the lower portion of the optical fiber 21 is mounted in the optical fiber fixing sleeve 23, and the light guide angle of the optical fiber 21 is adjusted by adjusting the upper position and the.

In addition, the baffle 1 in the present embodiment is made of a metal material for convenience of use.

As shown in fig. 5, when in use, the two exposers are matched for use, the avoiding groove on the baffle plate can be used for bending the Kirschner wire to enlarge the distance between the two needle points, so that the fusion device is plugged between the two needle points, one Kirschner wire at the far end is made of stainless steel, the other Kirschner wire is made of memory alloy, and the needle is driven into the intervertebral space at a position farther from the edge of the intervertebral space and is easy to drive. Thus, the blood vessel is easier to protect and the damage is reduced. The entry method is not limited to the oblique rear entry, and other entry methods are also applicable.

The terms "upper", "lower", "outside", "inside" and the like in the description and claims of the present invention and the above drawings, if any, are used to distinguish relative relationships in position, and are not necessarily qualitative. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. The utility model provides an oblique outside approach of lumbar vertebrae fusion art exposes ware, characterized by, includes baffle (1) of a vertical setting, be provided with fixed kirschner wire passageway (2) on baffle (1), kirschner wire passageway (2) are followed the longitudinal direction of baffle (1) extends.

2. The oblique lateral approach exposer for lumbar fusion procedure of claim 1, characterized in that two of said k-wire channels (2) are provided, one on each side of said baffle (1).

3. The oblique lateral approach exposer for lumbar fusion procedure of claim 2, characterized in that two of said k-wire channels (2) are arranged in parallel or at an angle.

4. The oblique lateral approach exposer for lumbar fusion surgery according to claim 3, characterized in that the bottom of the baffle plate (1) is provided with an evasion groove (7), and the bottom of the kirschner wire channel (2) ends at the upper slope of the evasion groove (7).

5. The oblique lateral approach exposer for lumbar fusion as claimed in any of claims 1-4, characterized in that the back of the baffle (1) is connected with a handle (3).

6. The oblique lateral approach exposer for lumbar fusion as set forth in claim 5, wherein the handle (3) is provided at the rear thereof with a U-shaped groove (33).

7. The oblique lateral approach exposer for lumbar fusion as set forth in claim 6, wherein the handle (3) is inclined upward and forms an obtuse angle with the shield (1) at an angle a.

8. The oblique lateral approach exposer for lumbar fusion surgery as defined in claim 5, wherein the lower part of the baffle plate (1) is provided with a lighting lamp (4), the handle (3) is provided with a battery compartment (6), and the lighting lamp (4) is connected with the battery compartment (6) through a built-in electric wire.

9. The oblique outer lateral approach exposer for lumbar fusion surgery of claim 5, wherein the baffle plate (1) is detachably mounted with an optical fiber (21), the baffle plate (1) is provided with an optical fiber guide groove (22), and the lower part of the optical fiber (21) is mounted in the optical fiber guide groove (22).

10. The oblique lateral approach exposer for lumbar fusion surgery as recited in claim 9, wherein a movable fiber fixation sheath (23) is disposed in the fiber guide groove (22), a fiber clip (24) is disposed on the handle (3), the lower portion of the optical fiber (21) is mounted in the fiber fixation sheath (23), and the upper portion of the optical fiber (21) is mounted in the fiber clip (24).