CN214805293U

CN214805293U - Novel nail is got to orthopedics device

Info

Publication number: CN214805293U
Application number: CN202120089777.5U
Authority: CN
Inventors: 高杰; 万中元; 孟浩; 张思萌
Original assignee: 7th Medical Center of PLA General Hospital
Current assignee: 7th Medical Center of PLA General Hospital
Priority date: 2021-01-13
Filing date: 2021-01-13
Publication date: 2021-11-23
Anticipated expiration: 2031-01-13

Abstract

The utility model discloses a novel nail is got to orthopedics device, comprising a base plate, the top left side fixed mounting of bottom plate has the support, and the top right-hand member fixed mounting of support has the fixed block to the right side fixed mounting of fixed block has the bearing, the inner wall fixedly connected with of bearing rotates the post, and rotates the right-hand member outer wall of post and seted up spacing hole, and the inner wall block in spacing hole is connected with spacing post, the outer wall fixedly connected with spring of spacing post, and the fixed section of thick bamboo of bottom fixedly connected with of spring to the card hole has been seted up to the outer wall of fixed section of thick bamboo. This novel nail device is got to orthopedics pulls out spacing post from the inside in spacing hole, will rotate the post and rotate, will rotate the post and adjust to carry on spacingly through spacing post after the suitable angle, has made things convenient for the angle to the device to adjust, has satisfied the demand of taking out of different angle bone nails, screws up the screw thread post to connecting cylinder is inside, and then consolidates the rotation post, has reduced the use degree of difficulty of device, has brought the facility for the user.

Description

Novel nail is got to orthopedics device

Technical Field

The utility model relates to the technical field of orthopedic instruments, in particular to a novel orthopedic nail taking device.

Background

Orthopaedic instrument generally refers to the professional medical instrument that is used for orthopedic surgery specially, treat to bone fracture treatment in the fixed mode of bone nail that adopts more, in whole treatment process, confirm the exact position of implant at the top of the heart, in order to confirm the bone structure of implant position, be fixed in the position of implanting with the bone inner panel, mark bone nail screw in's position, the product of exempting from to bore the formula design can be directly locked into the bone surface with vertical force, can carry out the postoperative after the union of fracture department and get the nail, get the nail often to use to special nail device of orthopedics, but present nail device of getting still has certain defect, just for example:

1. the angle of the device is inconvenient to be adjusted to current nail device, adopts vertical fixation and slant to fix when fixing fracture department, and then the fixed angle of bone nail is different, and inconvenient angle regulation can't satisfy taking out of different angle bone nails, has increased the use degree of difficulty of device, brings inconvenience for the user.

2. The damaged bone nail of line is twisted to the top to current get the nail device and when rotating and taking out, can produce the condition of rotating and skidding, and then inconvenient getting the nail operation, has increased the degree of difficulty of taking out of bone nail, needs the user to use other apparatus to get the nail, and then has increased user's work flow, has reduced the use value of getting the nail device.

Aiming at the problems, innovative design is urgently needed on the basis of the structure of the original nail taking device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel orthopedics is got to bind device to solve the inconvenient angle regulation that proposes in the above-mentioned background art, and the inconvenient problem of handling the bone nail phenomenon of skidding.

In order to achieve the above object, the utility model provides a following technical scheme: a novel orthopedic nail taking device comprises a bottom plate, wherein a support is fixedly arranged on the left side of the top of the bottom plate, a fixed block is fixedly arranged on the right end of the top of the support, a bearing is fixedly arranged on the right side of the fixed block, a rotating column is fixedly connected to the inner wall of the bearing, a limiting hole is formed in the outer wall of the right end of the rotating column, a limiting column is connected to the inner wall of the limiting hole in a clamping manner, a spring is fixedly connected to the outer wall of the limiting column, a fixed cylinder is fixedly connected to the bottom end of the spring, a clamping hole is formed in the outer wall of the fixed cylinder, a connecting cylinder is fixedly connected to the left side of the fixed cylinder, a threaded column is connected to the inner wall of the top of the connecting cylinder in a threaded manner, a threaded block is fixedly arranged on the right end of the rotating column, a threaded rod is connected to the inner wall of the threaded block in a threaded manner, a transmission device is fixedly arranged at the top end of the threaded rod, and a drill bit is fixedly connected to the bottom end of the threaded rod, and the outer wall of the drill bit is sleeved with a fastening ferrule, and the bottom of the fastening ferrule is fixedly connected with an anti-skid gasket.

Preferably, the rotating column and the inner wall of the fixing block form a rotating structure through a bearing, and the outer wall of the bearing and the inner wall of the right side of the fixing block are fixedly installed.

Preferably, the shape and size of the limiting hole are matched with those of the limiting column, and the limiting holes are arranged on the outer wall of the rotating column at equal intervals.

Preferably, the limiting column and the inner wall of the fixed cylinder form an elastic structure through a spring, and the top end of the spring is fixedly connected with the outer wall of the limiting column.

Preferably, a threaded hole is formed in the top of the connecting cylinder, and the inner wall of the threaded hole is in threaded connection with the outer wall of the threaded column.

Preferably, the fastening ferrule is of a sleeve-shaped structure in front view, and the inner wall of the fastening ferrule is attached to the outer wall of the drill bit.

Compared with the prior art, the beneficial effects of the utility model are that: the novel orthopedic nail-removing device;

1. the bone screw is provided with the limiting column and the fixing cylinder, the limiting column is pulled out of the limiting hole, the rotating column is held by a hand to rotate, the rotating column is limited through the limiting column after being adjusted to a proper angle, the angle of the device is convenient to adjust, the requirements for taking out bone screws with different angles are met, the threaded column is screwed into the connecting cylinder, and then the rotating column is reinforced, so that the use difficulty of the device is reduced, and convenience is brought to a user;

2. be provided with fastening lasso and anti-skidding gasket, the screw thread post passes through transmission and moves downwards, and then tear open the bone nail and get, to the destroyed bone nail of top line, sheathe the fastening lasso with the outer wall of drill bit, and then fix the anti-skidding gasket in the bottom of drill bit, and then reduced user's work flow, anti-skidding gasket and bone nail top increase friction when drilling the bone nail, and then take out the bone nail, made things convenient for the use of getting the nail device, the use value of getting the nail device has been increased.

Drawings

FIG. 1 is a schematic view of a front cross-sectional structure of the present invention;

FIG. 2 is a schematic structural view of the limiting post and the spring of the present invention;

FIG. 3 is a schematic side sectional view of the limiting hole of the present invention;

fig. 4 is a schematic structural view of the connecting cylinder and the threaded column of the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a base plate; 2. a support; 3. a fixed block; 4. a bearing; 5. rotating the column; 6. a limiting hole; 7. a limiting column; 8. a spring; 9. a fixed cylinder; 10. a clamping hole; 11. a connecting cylinder; 12. a threaded post; 13. a thread block; 14. a threaded rod; 15. a transmission device; 16. a drill bit; 17. fastening a ferrule; 18. an anti-skid gasket.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: a novel orthopedic nail taking device comprises a bottom plate 1, a support 2, a fixing block 3, a bearing 4, a rotating column 5, a limiting hole 6, a limiting column 7, a spring 8, a fixing cylinder 9, a clamping hole 10, a connecting cylinder 11, a threaded column 12, a threaded block 13, a threaded rod 14, a transmission device 15, a drill bit 16, a fastening ferrule 17 and an anti-slip gasket 18, wherein the support 2 is fixedly installed on the left side of the top of the bottom plate 1, the fixing block 3 is fixedly installed on the right end of the top of the support 2, the bearing 4 is fixedly installed on the right side of the fixing block 3, the rotating column 5 is fixedly connected to the inner wall of the bearing 4, the limiting hole 6 is formed in the outer wall of the right end of the rotating column 5, the limiting column 7 is clamped and connected to the inner wall of the limiting hole 6, the spring 8 is fixedly connected to the outer wall of the limiting column 7, the fixing cylinder 9 is fixedly connected to the bottom end of the spring 8, the clamping hole 10 is formed in the outer wall of the fixing cylinder 9, the connecting cylinder 11 is fixedly connected to the left side of the fixing cylinder 9, and the top inner wall threaded connection of connecting cylinder 11 has screw thread post 12, and the right-hand member fixed mounting who rotates post 5 has screw thread piece 13, and the inner wall threaded connection of screw thread piece 13 has threaded rod 14 to the top fixed mounting of threaded rod 14 has transmission 15, and the bottom fixed connection of threaded rod 14 has drill bit 16, and the outer wall of drill bit 16 has cup jointed fastening lasso 17, and the bottom fixed connection of fastening lasso 17 has anti-skidding gasket 18.

The rotating column 5 and the inner wall of the fixed block 3 form a rotating structure through the bearing 4, the outer wall of the bearing 4 and the inner wall of the right side of the fixed block 3 are fixedly installed, and the bearing 4 is arranged to facilitate the rotating column 5 to rotate, so that the angle adjustment of the nail taking device is facilitated;

the shape and size of the limiting hole 6 are matched with those of the limiting post 7, the limiting holes 6 are arranged on the outer wall of the rotating post 5 at equal intervals, and the limiting post 7 is clamped inside the limiting hole 6, so that the rotating post 5 is limited conveniently;

the limiting column 7 and the inner wall of the fixed cylinder 9 form an elastic structure through the spring 8, the top end of the spring 8 is fixedly connected with the outer wall of the limiting column 7, and the spring 8 is arranged to facilitate the pulling-out and rebounding of the limiting column 7, so that the use of the limiting column 7 is facilitated;

the top of the connecting cylinder 11 is provided with a threaded hole, the inner wall of the threaded hole is in threaded connection with the outer wall of the threaded column 12, and the threaded hole facilitates screwing of the threaded column 12 and further facilitates reinforcing of the rotating column 5;

the fastening ferrule 17 is of a sleeve-shaped structure in front view, the inner wall of the fastening ferrule 17 is attached to the outer wall of the drill bit 16, and the fastening ferrule 17 is sleeved outside the drill bit 16 to facilitate fixing of the anti-skid gasket 18, so that the bone nail is convenient to skid and process.

The working principle is as follows: when the novel orthopedic nail taking device is used, according to the figures 1, 2, 3 and 4, after a nail taking position of a patient is fixed, the limiting column 7 is pulled out of the limiting hole 6, the rotating column 5 is held by a hand to rotate, the threaded block 13 and the threaded rod 14 are driven, the bearing 4 facilitates the rotation of the rotating column 5, the rotating column 5 is adjusted to a proper angle and then limited by the limiting column 7, the limiting column 7 is loosened, the limiting column 7 resets the limiting column 7 through the elastic force of the spring 8 and then is clamped with the limiting hole 6 again, the threaded column 12 is screwed into the connecting cylinder 11, and the rotating column 5 is reinforced;

according to fig. 1 and 5, the threaded rod 14 moves downwards through the transmission device 15, and then the bone nail is disassembled, and for the bone nail with the damaged top line, the outer wall sleeve of the drill bit 16 is sleeved with the fastening ferrule 17, and then the anti-skid gasket 18 is fixed at the bottom of the drill bit 16, and the anti-skid gasket 18 and the top of the bone nail increase friction when the bone nail is drilled, so that the bone nail is taken out, and the use of the nail taking device is facilitated.

Those not described in detail in this specification are within the skill of the art.

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

Claims

1. The utility model provides a novel orthopedics nail device of getting, includes bottom plate (1), its characterized in that: the top left side of the bottom plate (1) is fixedly provided with a support (2), the top right end of the support (2) is fixedly provided with a fixed block (3), the right side of the fixed block (3) is fixedly provided with a bearing (4), the inner wall of the bearing (4) is fixedly connected with a rotating column (5), the outer wall of the right end of the rotating column (5) is provided with a limiting hole (6), the inner wall of the limiting hole (6) is clamped and connected with a limiting column (7), the outer wall of the limiting column (7) is fixedly connected with a spring (8), the bottom end of the spring (8) is fixedly connected with a fixed cylinder (9), the outer wall of the fixed cylinder (9) is provided with a clamping hole (10), the left side of the fixed cylinder (9) is fixedly connected with a connecting cylinder (11), the top inner wall of the connecting cylinder (11) is in threaded connection with a threaded column (12), the right end of the rotating column (5) is fixedly provided with a threaded block (13), and the inner wall threaded connection of screw block (13) has threaded rod (14) to the top fixed mounting of threaded rod (14) has transmission (15), the bottom fixed connection of threaded rod (14) has drill bit (16), and the outer wall cup joints fastening lasso (17) of drill bit (16), and the bottom fixed connection of fastening lasso (17) has anti-skidding gasket (18).

2. The novel orthopedic nail removal device according to claim 1, characterized in that: the rotating column (5) forms a rotating structure with the inner wall of the fixing block (3) through the bearing (4), and the outer wall of the bearing (4) is fixedly installed with the inner wall of the right side of the fixing block (3).

3. The novel orthopedic nail removal device according to claim 1, characterized in that: the shape and size of the limiting holes (6) are matched with those of the limiting columns (7), and the limiting holes (6) are arranged on the outer wall of the rotating column (5) at equal intervals.

4. The novel orthopedic nail removal device according to claim 1, characterized in that: the limiting column (7) and the inner wall of the fixed cylinder (9) form an elastic structure through the spring (8), and the top end of the spring (8) is fixedly connected with the outer wall of the limiting column (7).

5. The novel orthopedic nail removal device according to claim 1, characterized in that: the top of the connecting cylinder (11) is provided with a threaded hole, and the inner wall of the threaded hole is in threaded connection with the outer wall of the threaded column (12).

6. The novel orthopedic nail removal device according to claim 1, characterized in that: the fastening ferrule (17) is of a sleeve-shaped structure in front view, and the inner wall of the fastening ferrule (17) is attached to the outer wall of the drill bit (16).