CN219289889U

CN219289889U - Bone drill for orbital decompression operation infraorbital side wall and orbital inner side wall

Info

Publication number: CN219289889U
Application number: CN202222876276.9U
Authority: CN
Inventors: 许蓓; 许雪亮; 谭佳; 王沙; 陈露
Original assignee: Xiangya Hospital of Central South University
Current assignee: Xiangya Hospital of Central South University
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-07-04
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a bone drill for the infraorbital side wall and the inner wall of the orbit in orbit decompression operation, which comprises the following components: the handle, the neck, the bent part and the tip part which are connected in sequence. The bone drill for the orbital decompression operation of the utility model is characterized in that the bone drill is connected with the neck part to the bent part, namely the eyeball protecting part, and extends to the top part, namely the tip of the bone drill, and the bent part is drilled through the bone to avoid eyeballs, thereby protecting eyeballs, simultaneously not affecting bone drilling operation, facilitating the promotion of the completion degree of operation and improving the fineness of operation.

Description

Bone drill for orbital decompression operation infraorbital side wall and orbital inner side wall

Technical Field

The utility model relates to the technical field of medical instruments, in particular to a bone drill for the infraorbital side wall and the infraorbital side wall of an orbital decompression operation.

Background

Thyroid-related eye diseases with the progress of the disease, the volume of the orbital contents is hyperproliferation, the intra-orbital pressure is continuously increased, and the eyeball is forced to move forward to the exoprocess. The serious patient needs to use the orbital decompression operation to reduce retrobulbar fat and open part of the orbit wall to enlarge the orbit cavity so as to transfer the proliferated tissues to the periorbital space. However, due to the particularity of the narrow orbit and the shielding of the eyeball, when the inner side wall of the orbit and the lower side wall of the orbit are cut by an electric saw, bitten by rongeur forceps or ground by a grinding drill, the operation or the damage to the eyeball is often influenced due to the relatively large volume of the instruments, and even the position of the bone wall to be resected cannot be accurately positioned.

Disclosure of Invention

In order to solve the defects in the prior art, the utility model provides the bone drill for the lower side wall of the orbit and the inner side wall of the orbit in the orbit decompression operation, which is connected with the neck to the bent part, namely the eyeball protecting part, extends to the top, namely the tip end of the bone drill, and avoids the eyeball through the bent part of the bone drill, thereby protecting the eyeball, simultaneously not affecting the bone drilling operation, being convenient for promoting the completion degree of the operation and improving the fineness of the operation.

The utility model provides a bone drill for the infraorbital side wall and the inner wall of the orbit in orbit decompression operation, which comprises the following components: the handle, the neck, the bent part and the tip part which are connected in sequence.

Further, the bent portion is arc-shaped. By setting the curvature of the bulge to be arc-shaped based on the curvature of the cornea. The curved part is arc-shaped and aims at protecting the eyeball part, namely ensuring that the eyeball is avoided by the arc-shaped curved part when the bone drill drills holes, and no damage is caused.

Further, the diameter of the arc is 30mm-40mm. The arc-shaped diameter size is selected according to the sizes of eyeballs of different people, so that the eyeballs can be perfectly avoided during operation, the bone drilling operation cannot be influenced, the completion degree of the operation is quickened, and the fineness of the operation can be improved.

Preferably, the front end of the tip is in the shape of a triangle with 3 interconnected tips. The tip adopts the triangle-shaped of 3 point interconnection for can fix the bone fast when the operation bores, improve simultaneously and bore the efficiency of bone.

Further, one end of the neck is vertically connected with the handle. The bone drill is convenient to take and use better during operation, and better force is applied.

Further, the length of the neck ranges from 50mm to 70mm. By designing a proper neck length, the stability of the bone drilling operation in the operation is improved.

Further, the length of the tip is 8mm-12mm. The length of the tip depends on the thickness of the bone wall through which the hole needs to be drilled, if the tip is too long, the operation definition is reduced, and if the tip is too short, the fixed point cannot be reached, so that the completion of the operation cannot be assisted.

Further, the length of the handle is 35mm-60mm. The proper handle length facilitates grasping of the bone drill without affecting the operation of other surgical tools.

Preferably, the bone drill material is a stainless steel material. The stainless surgical tool material is adopted, so that the postoperative risk of the operation is reduced.

When the drill is used, the center points of the bone walls to be cut off on the inner side wall and the lower side wall of the orbit are positioned at first, after the center points are fixed, the handles are held and rotated to penetrate the bone walls, and in the bone drill penetrating process, under the action of the bent parts, the eye balls are protected, so that the accurate harmless bone drilling operation is completed.

Advantageous effects

The utility model provides a bone drill for the lower side wall and the inner side wall of an orbit in orbit decompression operation, which is small, exquisite and portable and is beneficial to operation in a narrower orbit space; the tip adopts 3 triangles with mutually connected tips, so that the bone drill can be quickly fixed, and the bone drilling efficiency is improved; the bent part is arc-shaped, the bulge radian is designed based on the radian of the eyeball, so that the damage to the eyeball can be perfectly avoided when the bone is drilled, and the precision and the completion degree of the operation are improved; through visual observation, the bone holes can be drilled through the midpoint of the lower wall of the orbit (the upper jaw Dou Dingbi) and the midpoint of the inner wall of the orbit (the ethmoid sinus), and a foundation is laid for enlarging the bone holes to the required size by using rongeurs in the follow-up process.

Drawings

In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic view of a first view angle structure of a bone drill for the infraorbital and medial walls of an orbital decompression operation according to the utility model;

fig. 2 is a schematic view of a bone drill for use in the infraorbital and medial walls of an orbital decompression operation according to a second view angle configuration of the utility model;

in the figure: 1-a handle; 2-neck; 3-bending part; 4-tip.

Detailed Description

In order to make the objects, technical solutions and advantages of the present utility model more apparent, the technical solutions of the present utility model will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, based on the examples herein, which are within the scope of the utility model as defined by the claims, will be within the scope of the utility model as defined by the claims.

Examples

As shown in fig. 1-2, an embodiment of the present utility model provides a bone drill for an infraorbital sidewall and an intraorbital sidewall of an orbital decompression operation, comprising: the handle 1, the neck 2, the bent part 3 and the tip 4 are connected in sequence.

A suitable length of handle 1 facilitates gripping of the bone drill without affecting the operation of other surgical tools. The length of the handle 1 is 35mm-60mm, the length of the handle 1 can be selected according to practical requirements, and in the embodiment, the length of the handle 1 is 40mm.

Further, one end of the neck 2 is vertically connected with the handle. The bone drill is convenient to take and use better during operation, and better force is applied.

By designing the proper length of the neck 2, the bone drill is convenient to hold and stabilize when the bone drilling operation is performed in the operation. The length of the neck 2 ranges from 50mm to 70mm. The length of the neck 2 can be chosen according to the actual requirements, and the length of the neck 2 can be chosen according to the actual requirements, in this embodiment a length of 60mm is preferred.

Further, the curved part 3 is arc-shaped, and the uplift radian of the arc 3 is the same as the radian of the cornea. The curved part 3 is arc-shaped to protect the eyeball part, namely, ensure that the eyeball is avoided by the arc-shaped curved part 3 when drilling holes in bone drill, and the damage is not caused.

Preferably, the diameter of the arc is 30mm-40mm. The arc-shaped diameter size is selected according to the sizes of eyeballs of different people, so that the eyeballs can be perfectly avoided during operation, the bone drilling operation cannot be influenced, the completion degree of the operation is quickened, and the fineness of the operation can be improved. In the specific implementation, the diameter of the arc can be selected according to practical situations, and in the embodiment, 35mm is preferable.

The length of the tip 4 depends on the thickness of the bone wall through which the hole needs to be drilled, if the tip 4 is too long, the fineness of the operation is reduced, and if the tip 4 is too short, the fixed point cannot be reached, and the completion of the operation cannot be assisted. The length of the tip 4 is 8mmm-12mm, and in practical implementation, the length of the tip 4 can be selected according to practical situations, and in this embodiment, 10mm is selected as the length of the tip 4.

Preferably, the front end of the tip 4 is in a triangle shape with 3 interconnected tips. The tip 4 adopts the triangle of 3 point interconnection for can fix the bone fast and bore when the operation, improve simultaneously and bore the efficiency of bone.

Preferably, the bone drill material is a stainless steel material. The stainless surgical tool material is adopted, so that the postoperative risk of the operation is reduced. In the embodiment, a medical stainless steel material is selected as a manufacturing material of the bone drill.

The bone drill provided by the utility model is made of medical stainless steel materials, is small and light, and is beneficial to operation in a narrower orbit space; when the device is used, through naked eye observation, the center points of the bone walls to be resected of the inner side wall of the orbit (ethmoid sinus) and the lower side wall of the orbit (upper jaw Dou Dingbi) can be accurately positioned, and after the center points are fixed, the bone drill can be quickly fixed through the tip 4, wherein the tip 4 adopts 3 triangles with mutually connected tips, and the bone drilling efficiency is improved; holding the handle 1 and rotating to penetrate the bone wall, and protecting the eyeball through the arc-shaped bent part 3 in the bone drill penetrating process, so that the accurate and harmless bone drilling operation during bone drilling is completed, and the precision and the completion degree of the operation are improved; finally, drilling through the bone hole, thereby laying a foundation for enlarging the bone hole to a required size by using the rongeur.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. A bone drill for use in intraorbital side wall and intraorbital side wall of an orbital decompression operation, comprising: the handle, the neck, the bent part and the tip part which are connected in sequence.

2. The bone drill for use with an intraorbital side wall and an intraorbital side wall of an orbital decompression procedure of claim 1, wherein the curvature is arcuate.

3. The bone drill for use in orbital decompression operation of the infraorbital and medial walls according to claim 2, wherein the arc has a diameter of 30mm-40mm.

4. The bone drill for use in orbital decompression operation of the infraorbital and medial walls according to claim 1, wherein the tip has a front end of 3 points in an interconnected triangle.

5. The bone drill for use with an intraorbital side wall and an intraorbital side wall of an orbital decompression procedure of claim 1 wherein said neck is connected at one end perpendicularly to the handle.

6. The bone drill for use with an intraorbital side wall and an intraorbital side wall of an orbital decompression operation according to claim 1, wherein the length of the neck ranges from 50mm to 70mm.

7. The bone drill for use in orbital decompression operation of the infraorbital and medial walls according to claim 1, wherein the tip has a length of 8mm-12mm.

8. The bone drill for use with an intraorbital side wall and an intraorbital side wall of an orbital decompression operation according to claim 1, wherein the length of the handle is 35mm-60mm.

9. The bone drill for use in orbital decompression operation of the infraorbital and medial walls of the orbit of claim 1, wherein the bone drill is a stainless steel material.