CN209499833U - A kind of integral type brill bone object - Google Patents
A kind of integral type brill bone object Download PDFInfo
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- CN209499833U CN209499833U CN201821849082.7U CN201821849082U CN209499833U CN 209499833 U CN209499833 U CN 209499833U CN 201821849082 U CN201821849082 U CN 201821849082U CN 209499833 U CN209499833 U CN 209499833U
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- bone
- guide sleeve
- hole
- drill
- lug boss
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Abstract
The utility model relates to medical instruments fields, and in particular to a kind of integral type brill bone object.Including guide sleeve and bone drill, the bone drill can be moved along guide sleeve, and the guide sleeve includes tube body and Guan Gai, and the pipe lid is connected with the tail end of the tube body, and the pipe covers the cap bore for being provided with and passing through for bone drill；Positive stop lug boss is provided on the bone drill, the size of the positive stop lug boss is greater than the size of the cap bore, and the bone drill is combined into one by the positive stop lug boss and the guide sleeve.Integrated structure is combined by setting guide sleeve and bone drill, when use, the top of guide sleeve is matched with locking steel plate, the tail end of bone drill is connect with electric drill, electric drill drives bone drill to move along the extending direction of guide sleeve, eliminates the combination of guide sleeve and locking steel plate, in bone drill insertion guide sleeve and etc., the operating procedure for boring bone object is simplified, it is time saving and energy saving.Solve cumbersome, the time-consuming and laborious problem of brill bone object in the prior art.
Description
Technical field
The utility model relates to medical instruments fields, and in particular to a kind of integral type brill bone object.
Background technique
It when treatment fracture, needs to drill to the bone of fracture, is placed in screw later and is fixed.As Fig. 1-3 institute
Show, is provided with conical internal thread hole 31 ' in the prior art, on locking steel plate 3 ', boring bone object includes guide sleeve 1 ' and bone drill 2 ',
Guide sleeve 1 ' is in the tubular of both ends open, and guide sleeve 1 ' and the top that locking steel plate 3 ' combines are in a circular table shape, guide sleeve
1 ' top outer surface is provided with tapered thread, and guide sleeve 1 ' is threadedly coupled with locking steel plate 3 '；Bone drill 2 ' includes the body of rod
21 ', the front end of the body of rod 21 ' is provided with drill bit 22 ', and brill bone thread is provided on drill bit 22 ', and the rear end of the body of rod 21 ' is provided with company
Socket part 23 ', for being connected with electric drill.Since guide sleeve 1 ' and bone drill 2 ' are separate structure, in operation, firstly, doctor
Life need to be packed into bone drill 2 ' in electric drill；Then, a hand steered firmly locking steel plate 3 ', makes locking steel plate 3 ' be covered on patient's bone surface
Normal region, another hand is screwed into guide sleeve 1 '；Finally, bone drill 2 ' is protruded into guide sleeve 1 ', along guide sleeve 1 '
Drilling.After use, bone drill 2 ' and electric drill are first taken out, guide sleeve 1 ' is further taken out.Brill bone object in the prior art often makes
With the screwed guide pipe in head, it is screwed into steel plate, bone drill is packed into electric drill, and it drills along guide sleeve, extracts bone drill after being drilled,
Guide sleeve is backed out, the punching that above-mentioned process completes other steel plate holes is so repeated.The above process is cumbersome, time-consuming to take
Power.
Utility model content
In order to solve cumbersome, the time-consuming and laborious problem of brill bone object in the prior art, the utility model proposes one kind
Integral type bores bone object, solves above-mentioned technical problem.The technical solution of the utility model is as follows:
A kind of integral type brill bone object, including guide sleeve and bone drill, the bone drill can be moved along guide sleeve, the guiding
Casing includes tube body and Guan Gai, and the pipe lid is connected with the tail end of the tube body, and the pipe covers the lid for being provided with and passing through for bone drill
Hole；Positive stop lug boss is provided on the bone drill, the size of the positive stop lug boss is greater than the size of the cap bore, and the bone drill passes through
The positive stop lug boss is combined into one with the guide sleeve.
It is combined into integrated structure by setting guide sleeve and bone drill, in use, the top of guide sleeve and locking
Steel plate matches, and the tail end of bone drill is connect with electric drill, and electric drill drives bone drill to move along the extending direction of guide sleeve, saves
The combination of guide sleeve and locking steel plate, bone drill are inserted into guide sleeve, are simplified the operating procedure for boring bone object, are saved
Shi Shengli.
Further, the top of the tube body is in a circular table shape, and through-hole is provided in the tube body, and the through-hole includes being located at pipe
The preceding hole and rear hole on body top, the preceding hole and it is described after hole communicate, the aperture of the preceding hole be less than it is described after
The aperture of hole.
Further, the through-hole further includes transitional pore, the transitional pore be located at the preceding hole and it is described after hole it
Between, the both ends of the transitional pore connect with the preceding hole and the rear hole respectively.
Further, it is threadedly coupled between the tube body and the pipe lid.
Further, the bone drill includes the body of rod, and the positive stop lug boss is arranged on the body of rod, the positive stop lug boss position
In in the guide sleeve, the outer diameter of the positive stop lug boss is greater than the aperture of the preceding hole, and the outer diameter of the positive stop lug boss
No more than the aperture of the rear hole.
Further, the one side at the top close to the body of rod of the positive stop lug boss is also extended with and transition hole shape phase
The transition part of adaptation.
Further, the top of the body of rod is provided with drill bit, and the outer diameter of the drill bit is not more than the hole of the preceding hole
The tail end of diameter, the body of rod is provided with interconnecting piece.
It further, further include elastic component, the elastic component is located in the guide sleeve, and the elastic component acts on
The bone drill.
Further, the elastic component is spring, and the elastic component is set on the body of rod, the elastic component compared to
The positive stop lug boss is resisted against on the positive stop lug boss close to drill bit, one end of the spring, the other end of the spring against
On the inner walls of the via.
Based on the above-mentioned technical proposal, technical effect achieved by the utility model are as follows:
1, bone object is bored in the integration of the utility model, is combined into integrated structure by setting guide sleeve and bone drill,
In use, the top of guide sleeve is matched with locking steel plate, the tail end of bone drill is connect with electric drill, and electric drill drives bone drill along guiding
The extending direction of casing moves, and eliminates combination, the disassembly of guide sleeve and locking steel plate, bone drill alignment guide casing etc.
Step simplifies the operating procedure for boring bone object, time saving and energy saving；
2, bone object is bored in the integration of the utility model, by setting positive stop lug boss, bone drill and guide sleeve is made to form one,
The internal diameter of the through-hole in guide sleeve is reasonably arranged again, the through-hole cooperation in positive stop lug boss and guide sleeve may be used also
To further limit the move distance of bone drill, the precision of operation is improved.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of guide sleeve in the prior art；
Fig. 2 is the structural schematic diagram of bone drill in the prior art；
Fig. 3 is the structural schematic diagram of locking steel plate in the prior art；
Fig. 4 is that the integral type of the utility model bores the structural schematic diagram of bone object；
Fig. 5 is the structural schematic diagram of the guide sleeve of the utility model；
Fig. 6 is the structural schematic diagram of the bone drill of the utility model；
Fig. 7 is the portion the A enlarged drawing of Fig. 6；
Fig. 8 is the structural schematic diagram of the elastic component of the utility model；
Fig. 9 is that the integral type of the utility model bores the working state figure of bone object；
In figure: 1- guide sleeve；11- pipe lid；111- cap bore；112- internal screw thread；12- tube body；The top 121-；The outer spiral shell of 122-
Line；123- through-hole；Hole before 1231-；1232- transitional pore；Hole after 1233-；2- bone drill；The 21- body of rod；211- positive stop lug boss；
2111- transition part；212- elastic component；22- drill bit；221- bores bone thread；23- interconnecting piece；3- locking steel plate；31- internal thread hole；
1 '-guide sleeve；2 '-bone drills；The 21 '-bodies of rod；22 '-drill bits；23 '-interconnecting pieces；3 '-locking steel plates；31 '-internal thread holes.
Specific embodiment
The content of the utility model is further described with reference to the accompanying drawings of the specification.
As shown in figures 4-9, a kind of integral type brill bone object, including guide sleeve 1 and bone drill 2, bone drill 2 are present embodiments provided
It is at least partially disposed at the inner wall of guide sleeve 1, bone drill 2 can be moved along guide sleeve 1.
Guide sleeve 1 includes pipe lid 11 and tube body 12, and pipe lid 11 is connected with the tail end of tube body 12.Pipe lid 11 and tube body 12 it
Between to be detachably connected, in the present embodiment, between pipe lid 11 and tube body 12 to be threadedly coupled, pipe lid 11 is connect with tube body 12
One end is provided with internal screw thread 112, and the tail end of tube body 12 is connect with pipe lid 11, and the tail end of tube body 12 is provided with matches with internal screw thread 112
The external screw thread 122 of conjunction.Cap bore 111 is provided on the other end of pipe lid 11, bone drill 2 can extend into the interior of tube body 12 by cap bore 111
Portion.The top 121 of tube body 12 is in a circular table shape, and axially extending through-hole 123 is provided in tube body 12, along the side from top to tail end
To through-hole 123 includes at least preceding hole 1231 and rear hole 1233, and the aperture of preceding hole 1231 is less than rear hole 1233, preferably
Ground, preceding hole 1231 are located at the inside on the top 121 of tube body 12.Preferably, through-hole 123 further includes transitional pore 1232, transitional pore
1232 between preceding hole 1231 and rear hole 1233, and one end of transitional pore 1232 connects with preceding hole 1231, transitional pore
1232 other end connects with rear hole 1233.It is further preferred that the aperture of transitional pore 1232 is along separate preceding hole 1231
Direction is gradually increased.It is further preferred that transitional pore 1232 is in a circular table shape.The aperture of cap bore 111 is less than rear hole 1233
Aperture.
Bone drill 2 includes the body of rod 21, and the top of the body of rod 21 is provided with drill bit 22, and the tail end of the body of rod 21 is provided with interconnecting piece 23,
Positive stop lug boss 211 is provided on the body of rod 21, bone drill 2 is connect by positive stop lug boss 211 with guide sleeve 1.Specifically, positive stop lug boss
211 are greater than the aperture of cap bore 111 with 1233 clearance fit of rear hole of tube body 12, the outer diameter of positive stop lug boss 211.Preferably, it limits
The outer diameter of position boss 211 is greater than the aperture of preceding hole 1231, by the way that positive stop lug boss 211 to be placed in rear hole 1233, preceding hole
1231 and the limit positive stop lug boss 211 jointly of pipe lid 11, realize the connection between bone drill 2 and guide sleeve 1, and bone drill 2 can be along leading
It is moved to the direction of casing 1.Preferably, the side towards drill bit 22 of positive stop lug boss 211 is extended with transition part 2111, transition part
2111 shape and the shape of the transitional pore 1232 of guide sleeve 1 are adapted.It is provided on drill bit 22 and bores bone thread 221, even
Socket part 23 is convenient for connecting with electric drill.Preferably, drill bit 22 and the body of rod 21 can be integrally formed, and positive stop lug boss 211 or interconnecting piece 23 are set
It is set to and is detachably connected with the body of rod 21.Preferably, the outer diameter of drill bit 22 is not more than the aperture of preceding hole 1231, and the body of rod 21 is located at
The outer diameter of the part in 211 front of positive stop lug boss is not more than the aperture of preceding hole 1231.
It preferably, further include elastic component 212, elastic component 212 is set on bone drill 2, and elastic component 212 is located at guide sleeve 1
Through-hole 123 in, provide reset response power for bone drill 2.Specifically, elastic component 212 is set in the close drill bit of positive stop lug boss 211
On the body of rod 21 and/or drill bit 22 of 22 side, one end of elastic component 212 is resisted against the close drill bit 22 of positive stop lug boss 211
On end face, the other end of elastic component 212 is resisted against on the inner wall of close preceding hole 1231 of through-hole 123.Preferably, elastic component
212 be spring.
Based on above structure, the integral type of the utility model bores the working principle of bone object are as follows: in use, integral type is bored bone
The interconnecting piece 23 of tail end, that is, bone drill 2 of device is connect with electric drill, and integral type bores the top of the tube body 12 of top, that is, guide sleeve 1 of bone object
End 121, is pressed into the conical internal thread hole 31 on locking steel plate 3, and starting electric drill can drill.When being drilled extraction, one
Body formula is bored bone object and is integrally released, and next bore operation is carried out.Save in surgical procedure screw guide sleeve, screw out guide sleeve with
And the process of drill bit alignment guide casing inner via hole, the common upper nail amount of one block of steel plate are 6 or more, this utility model can be with
Substantially shorten operating time, streamline operation.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
Above embodiment can also not depart from the utility model within the knowledge of a person skilled in the art
Objective under the premise of make a variety of changes.
Claims (9)
1. a kind of integral type bores bone object, including guide sleeve (1) and bone drill (2), the bone drill (2) can transport along guide sleeve (1)
It is dynamic, which is characterized in that
The guide sleeve (1) includes pipe lid (11) and tube body (12), the tail end company of the pipe lid (11) and the tube body (12)
It connects, the cap bore (111) passed through for bone drill is provided on the pipe lid (11)；
It is provided with positive stop lug boss (211) on the bone drill (2), the size of the positive stop lug boss (211) is greater than the cap bore (111)
Size, the bone drill (2) is combined into one by the positive stop lug boss (211) with the guide sleeve (1).
2. a kind of integral type as described in claim 1 bores bone object, which is characterized in that the top (121) of the tube body (12) is in
It is round table-like, it is provided with through-hole (123) in the tube body (12), the through-hole (123) includes the preceding hole positioned at tube body (12) top
(1231) it is communicated with rear hole (1233), the preceding hole (1231) and the rear hole (1233), the preceding hole (1231)
Aperture be less than it is described after hole (1233) aperture.
3. a kind of integral type as claimed in claim 2 bores bone object, which is characterized in that the through-hole (123) further includes transitional pore
(1232), the transitional pore (1232) is located between the preceding hole (1231) and the rear hole (1233), the transitional pore
(1232) both ends connect with the preceding hole (1231) and the rear hole (1233) respectively.
4. a kind of integral type as described in any one of claims 1-3 bores bone object, which is characterized in that the tube body (12) and described
Pipe lid is threadedly coupled between (11).
5. such as a kind of described in any item integral type brill bone objects of claim 2-3, which is characterized in that the bone drill (2) includes bar
Body (21), the positive stop lug boss (211) are arranged on the body of rod (21), and the positive stop lug boss (211) is located at the guide sleeve
It manages in (1), the outer diameter of the positive stop lug boss (211) is greater than the aperture of the preceding hole (1231), and the positive stop lug boss (211)
Outer diameter no more than hole (1233) after described aperture.
6. a kind of integral type as claimed in claim 5 bores bone object, which is characterized in that the close institute of the positive stop lug boss (211)
The one side for stating the top of the body of rod (21) is also extended with the transition part (2111) being adapted with transitional pore (1232) shape.
7. a kind of integral type as claimed in claim 6 bores bone object, which is characterized in that the top of the body of rod (21) is provided with brill
Head (22), the outer diameter of the drill bit (22) are not more than the aperture of the preceding hole (1231), the tail end setting of the body of rod (21)
There are interconnecting piece (23).
8. such as a kind of described in any item integral type brill bone objects of claim 6-7, which is characterized in that it further include elastic component (212),
The elastic component (212) is located in the guide sleeve (1), and the elastic component (212) acts on the bone drill (2).
9. a kind of integral type as claimed in claim 8 bores bone object, which is characterized in that the elastic component (212) is spring, described
Elastic component (212) is set on the body of rod (21), and the elastic component (212) is compared to the positive stop lug boss (211) close to brill
Head (22), one end of the spring are resisted against on the positive stop lug boss (211), and the other end of the spring is resisted against through-hole
(123) on inner wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821849082.7U CN209499833U (en) | 2018-11-09 | 2018-11-09 | A kind of integral type brill bone object |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821849082.7U CN209499833U (en) | 2018-11-09 | 2018-11-09 | A kind of integral type brill bone object |
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| Publication Number | Publication Date |
|---|---|
| CN209499833U true CN209499833U (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821849082.7U Active CN209499833U (en) | 2018-11-09 | 2018-11-09 | A kind of integral type brill bone object |
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| CN (1) | CN209499833U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350175A (en) * | 2018-11-09 | 2019-02-19 | 创辉医疗器械江苏有限公司 | A kind of integral type brill bone object |
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2018
- 2018-11-09 CN CN201821849082.7U patent/CN209499833U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109350175A (en) * | 2018-11-09 | 2019-02-19 | 创辉医疗器械江苏有限公司 | A kind of integral type brill bone object |
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