CN219331869U

CN219331869U - Bone grafting device for spinal surgery

Info

Publication number: CN219331869U
Application number: CN202222920565.4U
Authority: CN
Inventors: 鹿鹏; 孙天胜; 征华勇; 孟浩; 张志成; 高杰; 刘川
Original assignee: 7th Medical Center of PLA General Hospital
Current assignee: 7th Medical Center of PLA General Hospital
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-07-14
Anticipated expiration: 2032-11-03

Abstract

The utility model relates to the technical field of medical surgery and discloses a bone grafting device for spinal surgery, which comprises a column casing, wherein a mounting cap is connected above the outer side wall of the column casing in a threaded manner, a threaded hole is formed in the upper surface of the mounting cap, a threaded rod is connected in the threaded hole in an internal threaded manner, a connecting sheet is fixedly connected to the bottom end of the threaded rod, a post rod is fixedly connected to the bottom end of the connecting sheet, a rubber plug is fixedly connected to the lower part of the outer side wall of the post rod, a handle is fixedly connected to the top end of the threaded rod, and pinching handles are fixedly connected to the upper parts of the left side and the right side of the column casing; the length of the column casing is 10-15cm, the diameter of the column casing is 0.8-1cm, the operation is facilitated, the tail end is subjected to smooth treatment, the nerve injury risk is reduced, the power mode is that the pushing type and the spiral advancing type are adopted, the bone grafting quantity is convenient to control, the use habit of different operators is met, the pinching handle on the bone grafting device is convenient for stable operation in the operation, the column casing is designed into a disposable device, medical polypropylene is used, and the visual operation in the operation is facilitated.

Description

Bone grafting device for spinal surgery

Technical Field

The utility model relates to the technical field of medical surgery, in particular to a bone grafting device for spinal surgery.

Background

Bone grafting is often needed to be carried out on some deep parts in the orthopedic operation, such as lumbar intervertebral fusion, at present, some clinicians are simply modified into bone grafting channels by using disposable syringes, the cost is low, the bone grafting device is light and handy, but the bone grafting device still has some defects, such as rough cutting surface and spines after the tail end of a needle tube is cut, the risk of damaging nerves or dura mater sacs exists, in addition, the length of the syringes is short, the operation in the operation is not facilitated, and further the bone grafting device for spinal surgery is designed.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a spinal surgery bone grafting device, which solves the problems in the background art.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a backbone surgery bone grafting ware, includes the column casing, the lateral wall top threaded connection of column casing has the installation cap, the screw hole is seted up to the upper surface of installation cap, the inside threaded connection of screw hole has the threaded rod, the bottom fixedly connected with connection piece of threaded rod, the bottom fixedly connected with pole of connection piece, lateral wall below fixedly connected with rubber buffer of pole, the top fixedly connected with handle of threaded rod, the left and right sides top fixedly connected with of column casing is pinched handle.

Preferably, the outer side wall of the handle is provided with a thread.

Preferably, the length of the column casing is 10-15cm, the diameter of the column casing is 0.8-1cm, and the bottom end of the column casing is subjected to smoothing treatment.

Preferably, the right side of the column casing is provided with a scale bar, and the column casing is medical polypropylene.

(III) beneficial effects

The utility model provides a spine surgery bone grafting device, which has the following beneficial effects:

(1) The length of the column casing is 10-15cm, the diameter is 0.8-1cm, the operation is facilitated, the tail end is subjected to smooth treatment, and the nerve injury risk is reduced;

(2) The power mode is a push type and spiral advance type, so that the bone grafting quantity is convenient to control, and the use habit of different operators is met;

(3) The pinching handle on the bone grafting device is convenient for stable operation in operation, is designed into a disposable device, uses medical polypropylene (PP), and is convenient for visual operation in operation.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

fig. 2 is a schematic view of a cylinder structure according to the present utility model.

In the figure: 1. a handle; 2. a threaded rod; 3. installing a cap; 4. a threaded hole; 5. pinching the handle; 6. a column casing; 7. a connecting sheet; 8. a post; 9. a rubber stopper.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1-2, the present utility model provides a technical solution: the utility model provides a backbone surgery bone grafting ware, includes a column casing 6, and the lateral wall top threaded connection of column casing 6 has installation cap 3, and screw hole 4 is seted up to the upper surface of installation cap 3, and the inside threaded connection of screw hole 4 has threaded rod 2, the bottom fixedly connected with connection piece 7 of threaded rod 2, the bottom fixedly connected with pole 8 of connection piece 7, the lateral wall below fixedly connected with rubber buffer 9 of pole 8, the top fixedly connected with handle 1 of threaded rod 2, the left and right sides top fixedly connected with of column casing 6 pinch handle 5.

In this embodiment, the surgical bone grafting device is designed as a disposable item.

Further, the outer side wall of the handle 1 is provided with a thread, so that the hand slip during the rotation of the handle 1 can be reduced.

Further, the length of the column casing 6 is 10-15cm, the diameter is 0.8-1cm, and the bottom end of the column casing 6 is subjected to smoothing treatment.

Further, the right side of the column casing 6 is provided with a scale bar, the column casing 6 is made of medical polypropylene, medical staff can see the internal condition of the column casing 6 from the outside, and the scale bar is convenient for grasping the bone grafting quantity.

To sum up, the workflow of the utility model: the medical staff can hold the handle 1 and rotate, and at this moment, threaded rod 2 and screw hole 4 meshing, and pole 8 rotates and removes the position in barrel 6, can control the bone grafting volume through the mode of spiral, and medical staff also can unscrew installation cap 3 from barrel 6, and installation cap 3 still is on threaded rod 2 at this moment, and at this moment, medical staff can control the removal position of rubber buffer 9 with the mode of promotion.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Spinal surgery bone grafting device, comprising a column casing (6), characterized in that: the utility model discloses a post, including post (6), screw rod (2), screw rod (7), connecting piece (7), post (8) lateral wall below fixedly connected with rubber buffer (9), screw rod (2) top fixedly connected with handle (1), post (6) left and right sides top fixedly connected with pinching handle (5) are offered to screw hole (4) on the lateral wall top threaded connection of post (6), screw hole (4) are offered to the upper surface, screw rod (2) inside threaded connection, threaded rod (2) bottom fixedly connected with connection piece (7).

2. A spinal surgical bone grafting instrument according to claim 1, wherein: the outer side wall of the handle (1) is provided with a thread wire.

3. A spinal surgical bone grafting instrument according to claim 1, wherein: the length of the column casing (6) is 10-15cm, the diameter of the column casing is 0.8-1cm, and the bottom end of the column casing (6) is subjected to smoothing treatment.

4. A spinal surgical bone grafting instrument according to claim 1, wherein: the right side of the column casing (6) is provided with a scale strip, and the column casing (6) is made of medical polypropylene.