CN213665549U

CN213665549U - Novel quick trace gets bone device

Info

Publication number: CN213665549U
Application number: CN202021842340.6U
Authority: CN
Inventors: 魏宝富; 伏传升
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-28
Filing date: 2020-08-28
Publication date: 2021-07-13
Anticipated expiration: 2030-08-28

Abstract

The utility model provides a novel quick trace gets bone device, include: one end of the bone taking drill is provided with saw teeth which are arranged annularly; one end of the connecting rod is connected to the end, far away from the sawtooth, of the bone taking drill; the rotating device is connected to the other end of the connecting rod; the rotating device is a T-shaped handle or an electric drill. The utility model discloses the operation is easy and simple to handle, and the wound is little, only needs 1cm incision, labour saving and time saving. The bone is taken in a micro-scale manner as required, so that the trauma and the waste of bone are reduced.

Description

Novel quick trace gets bone device

Technical Field

The utility model relates to a technical medical instrument field, concretely relates to novel quick trace gets bone device.

Background

The bone defect caused by trauma, the re-fixation of the disconnected fracture, the joint fusion operation of arthritis and deformity correction, the opening of the gap opened by the osteotomy, and the bone defect after the bone tumor is removed all need to be planted with fresh autologous bone to fill the defect, thereby promoting the bone healing. Since the bones of the hands and feet are small, even the amount of bone required for bone grafting is small. If the traditional method is used for cutting and taking bones, the wound is large, the bone taking amount is not easy to master, and the bone waste is easy to cause.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel quick trace gets bone device solves the problem that proposes in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel rapid microscopical bone harvesting device, comprising: one end of the bone taking drill is provided with saw teeth which are arranged annularly; one end of the connecting rod is connected to the end, far away from the sawtooth, of the bone taking drill; the rotating device is connected to the other end of the connecting rod; the rotating device is a T-shaped handle or an electric drill.

As an improvement of the utility model, get bone drill bit and include the body, the body is established to hollow pipe structure, the sawtooth connect in body one side border end, be equipped with on the body and get the bone observation window, it runs through to get the bone observation window the body sets up, it is equipped with the drill bit scale to be close to on the body and get bone observation window position, the body is kept away from sawtooth end inner wall and is equipped with the screw thread, the connecting rod passes through threaded connection in the body.

As an improvement of the utility model, the connecting rod includes the body of rod, body of rod one end is equipped with the bolt head, the bolt head adaptation in the screw thread, the body of rod other end is equipped with the fixture block, the fixture block connect in rotary device middle part position, the fixture block cross-section is established to semi-circular structure.

As an improvement of the utility model, the sawtooth includes a plurality of blades, the blade is established to the triangle-shaped structure, and is a plurality of the blade base connect in body one side border end, two limits in addition of blade are equipped with the blade.

As an improvement of the utility model, the last draw-in groove that is equipped with of rotary device, the draw-in groove adaptation in the fixture block, the draw-in groove inner wall is equipped with the locking structure.

As an improvement of the utility model, the locking structure includes first spout, first spout is located the draw-in groove side, be equipped with first slider in the first spout, first slider bottom is connected with the depression bar, stretch out the depression bar bottom rotary device sets up, first slider top is connected with wedges the piece, first spout top is equipped with the second spout, wedges the piece and stretches into the second spout sets up, be equipped with the second slider in the second spout, the second slider stretches into the draw-in groove sets up, the second slider is close to wedges the piece and is provided with wedges the groove, first slider with be equipped with first spring between the first spout, the second slider with be equipped with the second spring between the second spout, the fixture block is close to second slider department is equipped with the spacing groove.

As an improvement of the utility model, still include: get bone drill core, get bone drill core diameter and be less than get bone drill bit internal diameter setting, it grasps the piece to be equipped with on the drill core of getting bone.

As an improvement of the utility model, the bone taking drill bit, the connecting rod, the rotating device, the saw teeth and the bone taking drill core all adopt stainless steel materials.

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.

The technical solution of the present invention is further described in detail by the accompanying drawings and examples.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is an internal cross-sectional view of the bone drill of the present invention;

FIG. 3 is a schematic view of the connecting rod of the present invention;

fig. 4 is a schematic view of a blade according to the present invention;

FIG. 5 is a schematic view of the bone core drill of the present invention;

fig. 6 is the schematic view of the locking structure of the present invention.

The components in the figure are:

the bone taking drill comprises a bone taking drill bit 1, a tube 101, a bone taking observation window 102, a drill scale 103, a thread 104, a connecting rod 2, a rod body 201, a bolt head 202, a clamping block 203, a rotating device 3, a clamping groove 301, a sawtooth 4, a blade 401, a cutting edge 402, a first sliding groove 501, a first sliding block 502, a pressing rod 503, a wedge-shaped block 504, a second sliding groove 505, a second sliding block 506, a wedge-shaped groove 507, a first spring 508, a second spring 509, a limiting groove 510, a bone taking drill core 6 and a grasping block 601.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Referring to fig. 1, a novel rapid bone microarchitecture device includes: the bone taking drill bit 1 is characterized in that one end of the bone taking drill bit 1 is provided with saw teeth 4 which are arranged annularly; one end of the connecting rod 2 is connected to the end, far away from the saw teeth 4, of the bone taking drill bit 1; the rotating device 3 is connected to the other end of the connecting rod 2; the rotating device 3 is a T-shaped handle or an electric drill.

The working principle and the beneficial effects of the technical scheme are as follows: when using, will supply district skin to open 1cm skin incision, the blunt nature of curved vessel pincers separates to bone cortex surface, and the soft tissue of separation under the periosteum, the handheld bone drill bit of getting, and the sawtooth end that will get the bone drill bit is placed in the sclerotin surface that supplies the district, and the tight sclerotin in top drives the connecting rod through rotating rotary device, and the connecting rod drives the sawtooth of getting to set up on the bone drill bit, and the degree of depth is gone into through the brill of sawtooth, and the bone mass is prepared in the control, accomplishes and gets bone work, the utility model discloses operation is easy and simple, and the wound is little, only needs 1cm incision, labour saving. The bone is taken in a micro-scale manner as required, so that the trauma and the waste of bone are reduced.

Referring to fig. 2, in an embodiment of the utility model, get bone drill bit 1 and include body 101, body 101 is established to the hollow pipe structure, sawtooth 4 connect in body 101 one side border end, be equipped with on the body 101 and get bone observation window 102, it runs through to get bone observation window 102 body 101 sets up, it is equipped with drill bit scale 103 to be close to getting bone observation window 102 position on the

body

101, 4 end inner walls of sawtooth are kept away from to body 101 and screw thread 104 is equipped with, connecting rod 2 passes through screw thread 104 connect in body 101.

The working principle and the beneficial effects of the technical scheme are as follows: the operator can know the bone mass in real time through the contrast to fixed observation window and drill bit scale, has reduced the waste of sclerotin, has reduced patient's injury.

Referring to fig. 3, in an embodiment of the present invention, the connecting rod 2 includes a rod body 201, one end of the rod body 201 is provided with a bolt head 202, the bolt head 202 is adapted to the thread 104, the other end of the rod body 201 is provided with a fixture block 203, the fixture block 203 is connected to the middle position of the rotating device 3, and the cross section of the fixture block 203 is set to be a semicircular structure.

The working principle and the beneficial effects of the technical scheme are as follows: the bolt head and the thread fit who gets bone drill bit inner wall accomplish the connecting rod and get bone drill bit's fixed connection, fixture block cross-section semicircular structure's setting, fixture block and draw-in groove adaptation setting have guaranteed getting the bone in-process, and the stability of being connected between rotary device and the connecting rod can not take place relative displacement.

Referring to fig. 4, in an embodiment of the present invention, the saw teeth 4 include a plurality of blades 401, the blades 401 are arranged in a triangular structure, a plurality of blades 401 are connected to the edge of one side of the tube 101, and two edges of the blades 401 are provided with cutting edges 402.

The working principle and the beneficial effects of the technical scheme are as follows: the blade that two-sided blade set up can guarantee that the sawtooth no matter can all accomplish to get bone work clockwise or anticlockwise rotation, has avoided the single face blade, and in case the direction of rotation is wrong, the secondary damage that causes the patient.

The utility model discloses an embodiment, be equipped with draw-in groove 301 on the rotary device 3, draw-in groove 301 adaptation in fixture block 203, draw-in groove 301 inner wall is equipped with the locking structure.

The working principle and the beneficial effects of the technical scheme are as follows: the connecting rod and the rotary device are movably connected, so that when the rotary device is not used conveniently, a clamping block at the end part of the connecting rod can be matched with an electric drill for use, and the electric drill is used for providing power output for bone taking work.

Referring to fig. 6, in an embodiment of the present invention, the locking structure includes a first sliding groove 501, the first sliding groove 501 is disposed at a side end of the slot 301, a first sliding block 502 is disposed in the first sliding groove 501, a pressing rod 503 is connected to a bottom end of the first sliding block 502, a bottom end of the pressing rod 503 extends out of the rotating device 3, a wedge block 504 is connected to a top end of the first sliding block 502, a second sliding groove 505 is disposed at a top end of the first sliding groove 501, the wedge block 504 extends into the second sliding groove 505, a second sliding block 506 is disposed in the second sliding groove 505, the second sliding block 506 extends into the slot 301, a wedge groove 507 is disposed near the wedge block 504, a first spring 508 is disposed between the first sliding block 502 and the first sliding groove 501, a second spring 509 is disposed between the second sliding block 506 and the second sliding groove 505, a limit groove 510 is arranged at the position of the fixture block 203 close to the second sliding block 506.

The working principle and the beneficial effects of the technical scheme are as follows: when the connecting rod is connected with the rotating device, the pressing rod is pressed first, the pressing rod drives the first sliding block, the first spring is compressed, the first sliding block drives the wedge-shaped block to be inserted into the wedge-shaped groove, the second sliding block is pushed to move towards the left side, the second spring is compressed, the clamping block extends into the clamping groove, the pressing rod is loosened, the restraint of the first spring is relieved, the initial position is recovered, the wedge-shaped block is separated from the wedge-shaped groove, the restraint of the second spring is relieved, the second sliding block is pushed to recover to the initial position, the end, far away from the second spring, of the second sliding block extends into the clamping groove, the end of the second sliding block is clamped into the limiting groove, the fixing of the connecting rod and the rotating device is completed, the structure is.

Referring to fig. 5, in an embodiment of the present invention, the present invention further includes: get bone drill core 6, get bone drill core 6 diameter and be less than get bone drill 1 internal diameter setting, be equipped with on the drill core 6 of getting bone and grab block 601.

The working principle and the beneficial effects of the technical scheme are as follows: after the bone taking drill bit finishes taking the bone, the connecting rod is taken down, the bone taking drill core is placed into the bone taking drill bit, one hand of an operator holds the bone taking drill bit, the other hand holds the holding block to forcibly push out the bone block, and if the bone is hard, the bone hammer can be used for hammering the bone taking drill core to push out the taken bone.

In an embodiment of the present invention, the bone drill bit 1, the connecting rod 2, the rotating device 3, the saw teeth 4 and the bone drill core 6 are made of stainless steel.

The working principle and the beneficial effects of the technical scheme are as follows: the stainless steel material is adopted, so that the cost is low, the cleaning and the high-temperature high-pressure disinfection treatment are convenient.

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 modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit of the present invention.

Claims

1. The utility model provides a novel quick trace gets bone device which characterized in that includes:

the bone taking drill bit (1), wherein one end of the bone taking drill bit (1) is provided with saw teeth (4) which are arranged annularly;

one end of the connecting rod (2) is connected to the end, far away from the saw teeth (4), of the bone taking drill bit (1);

the rotating device (3), the said rotating device (3) is connected to another end of the said tie rod (2); the rotating device (3) is a T-shaped handle or an electric drill.

2. The novel rapid bone microarchitecture device according to claim 1, wherein:

get bone drill bit (1) and include body (101), body (101) are established to the hollow pipe structure, sawtooth (4) connect in body (101) one side border end, be equipped with on body (101) and get bone observation window (102), it runs through to get bone observation window (102) body (101) set up, be close to on body (101) and get bone observation window (102) position and be equipped with drill bit scale (103), body (101) are kept away from sawtooth (4) end inner wall and are equipped with screw thread (104), connecting rod (2) pass through screw thread (104) connect in body (101).

3. The novel rapid bone microarchitecture device according to claim 2, wherein:

the connecting rod (2) comprises a rod body (201), one end of the rod body (201) is provided with a bolt head (202), the bolt head (202) is matched with the thread (104), the other end of the rod body (201) is provided with a clamping block (203), the clamping block (203) is connected to the middle position of the rotating device (3), and the cross section of the clamping block (203) is of a semicircular structure.

4. The novel rapid bone microarchitecture device according to claim 2, wherein:

the sawtooth (4) comprises a plurality of blades (401), the blades (401) are designed to be triangular structures, the bottom edges of the blades (401) are connected to the edge end of one side of the pipe body (101), and cutting edges (402) are arranged on the other two edges of the blades (401).

5. The novel rapid bone microarchitecture device according to claim 3, wherein:

be equipped with draw-in groove (301) on rotary device (3), draw-in groove (301) adaptation in fixture block (203), draw-in groove (301) inner wall is equipped with locking structure.

6. The novel rapid bone microarchitecture device according to claim 5, wherein:

the locking structure comprises a first sliding groove (501), the first sliding groove (501) is arranged at the side end of the clamping groove (301), a first sliding block (502) is arranged in the first sliding groove (501), the bottom end of the first sliding block (502) is connected with a pressing rod (503), the bottom end of the pressing rod (503) extends out of the rotating device (3) and is arranged, a wedge block (504) is connected to the top end of the first sliding block (502), a second sliding groove (505) is arranged at the top end of the first sliding groove (501), the wedge block (504) extends into the second sliding groove (505), a second sliding block (506) is arranged in the second sliding groove (505), the second sliding block (506) extends into the clamping groove (301), a wedge groove (507) is arranged close to the wedge block (504), and a first spring (508) is arranged between the first sliding block (502) and the first sliding groove (501), a second spring (509) is arranged between the second sliding block (506) and the second sliding groove (505), and a limit groove (510) is arranged at the position, close to the second sliding block (506), of the clamping block (203).

7. The novel rapid bone microarchitecture device according to claim 1, further comprising:

get bone drill core (6), get bone drill core (6) diameter and be less than get bone drill bit (1) internal diameter setting, be equipped with on getting bone drill core (6) and grab and hold piece (601).

8. The novel rapid bone microarchitecture device according to claim 7, wherein:

the bone taking drill bit (1), the connecting rod (2), the T-shaped handle, the saw teeth (4) and the bone taking drill core (6) are all made of stainless steel.