CN209474721U - A kind of shovel head guide pin - Google Patents
A kind of shovel head guide pin Download PDFInfo
- Publication number
- CN209474721U CN209474721U CN201821144190.4U CN201821144190U CN209474721U CN 209474721 U CN209474721 U CN 209474721U CN 201821144190 U CN201821144190 U CN 201821144190U CN 209474721 U CN209474721 U CN 209474721U
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- CN
- China
- Prior art keywords
- shovel head
- pinhock
- main body
- guide pin
- blade
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model proposes a kind of shovel head guide pins, and drill bit, the blade at middle part and the pinhock of tail portion including being located at front end, the drill bit, the blade and the pinhock are sequentially connected；The end of the drill bit is in sharp shovel head shape；Master scale is indicated on the blade；Design has wire casing and line hook for hooking on the pinhock.The utility model can be achieved at the same time drilling, depth measurement, cross the multiple functions such as line.
Description
Technical field
The utility model belongs to the field of medical instrument technology more particularly to a kind of shovel head guide pin.
Background technique
When carrying out cruciate ligament reconstruction surgery, need first to drill to bone tissue and measure its depth to right
Operation is assessed, and due to the smaller complexity for considering further that organization of human body in the aperture of drilling, there is no suitable measurements at present
Tool is often difficult to determine bone tissue hole site depth, and the data not quantified, which are supported, brings inconvenience to operation.
In addition, also needing to carry out threading fixation from bone tissue hole in the course of surgery, the threader used in the past is more
Line is crossed for soft tissue, is difficult the pore on bone tissue, therefore equally lack the threader on bone tissue.
So now needing a kind of bone tissue surgical instrument, designed by reasonable structure, can realize brill simultaneously
Hole, measurement and hook line function, help doctor's accurately measure bone tissue depth during surgery, and it is solid efficiently to complete threading
It is fixed, it is ensured that obtain optimal surgical effect.
Utility model content
The utility model proposes a kind of shovel head guide pins, drill bit, the blade at middle part and the needle of tail portion including being located at front end
Hook, the drill bit, the blade and the pinhock are sequentially connected；The end of the drill bit is in sharp shovel head shape；The ruler
Master scale is indicated with it；Design has wire casing and line hook for hooking on the pinhock.
The utility model proposes the shovel head guide pin in, the drill bit includes assembling stand, drill main body and shovel head；It is described
The end of assembling stand is connect with the blade, and the front end of the assembling stand connects the drill main body, and the drill main body is length
Two side flanges of cube, the drill main body are outwardly protruded relative to the assembling stand, and the front end of the drill main body connects institute
State shovel head；The shovel head shape includes the tip and its side of shovel head, and the tip of the shovel head is that side length is less than the drill bit master
The rectangle of body thickness, the side of the shovel head be by tip to the drill main body broadside and tip to long side
Even excessive curved surface.
The utility model proposes the shovel head guide pin in, the assembling stand, the drill main body and the shovel head are at one
Body setting.
The utility model proposes the shovel head guide pin in, the blade is fabricated from a flexible material.
The utility model proposes the shovel head guide pin in, the pinhock include a pinhock main body, the pinhock main body
Front end is connect with the blade, from the middle part of pinhock main body up to pinhock main body away from the pinhock end between be equipped with to
The wire casing of interior hollow out is equipped with a pillar in the end of the pinhock out of described wire casing, the top of the pillar be equipped with it is described
The parallel line hook of pinhock.
The utility model proposes the shovel head guide pin in, the line hook along the wire casing fluting direction be arranged, it is described
There are hooking mouths between line hook and the wire casing.
The utility model proposes the shovel head guide pin in, the two sides shaft of the pillar be recessed inwardly with cross line
The cambered surface to fit.
Compared with prior art, it the utility model has the beneficial effects that the tip of drill bit can play certralizing ability, prevents from boring
Shovel head shifts during hole.Shovel head structure drilling efficiency is high, and reliable working performance improves procedure efficiency and operation safety
Property.Scale is indicated on blade, and bone tissue depth can be measured at once after the completion of drilling.The pinhock of guide pin tail portion is equipped with line hook
And wire casing, it can be realized pore threading function.
Detailed description of the invention
Fig. 1 is the structure chart and partial enlarged view of the utility model shovel head guide pin.
Fig. 2 is the structure chart of drill bit.
Fig. 3 is the structure chart of blade.
Fig. 4 is the structure chart of pinhock.
Fig. 5 is the operation chart of step 2 in embodiment.
Fig. 6 is the operation chart of step 3 in embodiment.
Fig. 7 is the operation chart of step 5 in embodiment.
In figure, 1- drill bit, 11- assembling stand, 12- drill main body, 13- flange, the tip 14-, 2- blade, 3- pinhock, 31- needle
Hook main body, 32- wire casing, 33- pillar, 34- line hook, 35- hooking mouth.
Specific embodiment
It is described in more detail below in conjunction with shovel head guide pin of the schematic diagram to the utility model, which show this realities
With novel preferred embodiment, it should be appreciated that those skilled in the art can modify the utility model described herein, and still
Realize the advantageous effects of the utility model.Therefore, following description should be understood as knowing extensively for those skilled in the art
Road, and it is not intended as limitations of the present invention.
As shown in Figure 1, the utility model shovel head guide pin includes drill bit 1, the blade 2 at middle part and the needle of tail portion positioned at front end
Hook 3, the drill bit 1, the blade 2 and the pinhock 3 are sequentially connected；The end of the drill bit 1 is in sharp shovel head shape；Ginseng
See Fig. 3, indicates master scale on the blade 2；The blade 2 is fabricated from a flexible material, the Direct Mark on the blade 2 of guide pin
Scale, bone tissue depth can be directly measured after the completion of drilling, is no longer needed to by other measuring apparatus.On the pinhock 3
Design has wire casing 32 and line hook 34 for hooking.Preferably, the assembling stand, the drill main body 12 and the shovel head are at one
Body setting.
Referring to fig. 2, the drill bit 1 includes assembling stand, drill main body 12 and shovel head；The end of the assembling stand and the ruler
Body 2 connects, and the front end of the assembling stand connects the drill main body 12, and the drill main body 12 is cuboid, the drill bit master
Two side flanges 13 of body 12 are outwardly protruded relative to the assembling stand, and the front end of the drill main body 12 connects the shovel head；Institute
The tip 14 and its side that shovel head shape includes shovel head are stated, the tip 14 of the shovel head is that side length is less than 12 thickness of drill main body
The rectangle of degree, the side of the shovel head are by tip 14 to 12 broadside of drill main body and tip 14 is to long side
Uniformly excessive curved surface.The end of drill bit 1 is sharp, can play the role of the quasi- heart of positioning in drilling, it is ensured that guide pin will not be sent out
Raw deviation, shovel head structure stock-removing efficiency height and stable working performance.Two side flange 13 of shovel head can be stuck in bone tissue after piercing
Bore edges are positioned.
Referring to figure, 4, the pinhock 3 includes a pinhock main body 31, and the front end of the pinhock main body 31 and the blade 2 connect
It connects, the line from the middle part of pinhock main body 31 up to being equipped with inside hollow out between the end that pinhock main body 31 deviates from the pinhock 3
Slot 32 is equipped with a pillar 33 in the end of the pinhock 3 out of described wire casing 32, and the top of the pillar 33 is equipped with and the needle
The parallel line hook 34 of hook 3.The line hook 34 is arranged along the fluting direction of the wire casing 32, the line hook 34 and the wire casing 32 it
Between there are hooking mouth 35, needed when line directly to hook line using tail end and pass through the hole on bone tissue and completed line.It is excellent
Selection of land, the two sides shaft of the pillar 33 are the cambered surface to fit with line excessively being recessed inwardly.
Embodiment
Step 1: it outwardly by 1 guide pin shovel head of drill bit, is fixed on motor handle.
Step 2: as shown in figure 5, the tip 14 using drill bit 1 positions boring point, later on motor starts
It drills on bone tissue.
Step 3: as shown in fig. 6, after the completion of drilling, guide pin is pulled back until two end boss 13 of drill main body 12 block
Bone tissue is positioned.
Step 4: the scale on blade 2 is read, scale value is bone tissue depth.
Step 5: as shown in fig. 7, when needing to thread, shovel head guide pin tail wire hook 34 is inserted into bone tissue hole, hooking needs
The line of via hole is wanted, line is passed through bone tissue hole by recycling shovel head guide pin.
The preferred embodiment that above are only the utility model, does not play the role of any restrictions to the utility model.
Any person of ordinary skill in the field, in the range of not departing from the technical solution of the utility model, to the utility model
The technical solution and technology contents of exposure make the variation such as any type of equivalent replacement or modification, belong to without departing from the utility model
Technical solution content, still fall within the protection scope of the utility model.
Claims (7)
1. a kind of shovel head guide pin, which is characterized in that drill bit, the blade at middle part and the pinhock of tail portion including being located at front end, it is described
Drill bit, the blade and the pinhock are sequentially connected；The end of the drill bit is in sharp shovel head shape；It is indicated on the blade
Master scale；Design has wire casing and line hook for hooking on the pinhock.
2. shovel head guide pin according to claim 1, which is characterized in that the drill bit includes assembling stand, drill main body and shovel
Head；The end of the assembling stand is connect with the blade, and the front end of the assembling stand connects the drill main body, the drill bit master
Body is cuboid, and two side flanges of the drill main body are outwardly protruded relative to the assembling stand, the front end of the drill main body
Connect the shovel head；The shovel head shape includes the tip and its side of shovel head, and the tip of the shovel head is described in side length is less than
The rectangle of drill main body thickness, the side of the shovel head are by tip to the drill main body broadside and tip to long side
Between uniform excessive curved surface.
3. shovel head guide pin according to claim 2, which is characterized in that the assembling stand, the drill main body and the shovel
The integral setting of head.
4. shovel head guide pin according to claim 1, which is characterized in that the blade is fabricated from a flexible material.
5. shovel head guide pin according to claim 1, which is characterized in that the pinhock includes a pinhock main body, the pinhock
The front end of main body is connect with the blade, from the middle part of pinhock main body up between the end that pinhock main body deviates from the pinhock
Wire casing equipped with inside hollow out is equipped with a pillar in the end of the pinhock out of described wire casing, and the top of the pillar is equipped with
The line hook parallel with the pinhock.
6. shovel head guide pin according to claim 5, which is characterized in that the line hook is set along the fluting direction of the wire casing
It sets, there are hooking mouths between the line hook and the wire casing.
7. shovel head guide pin according to claim 6, which is characterized in that the two sides shaft of the pillar is to be recessed inwardly
With the cambered surface to fit for crossing line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144190.4U CN209474721U (en) | 2018-07-19 | 2018-07-19 | A kind of shovel head guide pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821144190.4U CN209474721U (en) | 2018-07-19 | 2018-07-19 | A kind of shovel head guide pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209474721U true CN209474721U (en) | 2019-10-11 |
Family
ID=68110523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821144190.4U Active CN209474721U (en) | 2018-07-19 | 2018-07-19 | A kind of shovel head guide pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209474721U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742769A (en) * | 2018-07-19 | 2018-11-06 | 上海博进凯利泰医疗科技有限公司 | A kind of shovel head guide pin |
-
2018
- 2018-07-19 CN CN201821144190.4U patent/CN209474721U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108742769A (en) * | 2018-07-19 | 2018-11-06 | 上海博进凯利泰医疗科技有限公司 | A kind of shovel head guide pin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 201712 Room 302, building 1, No. 508, Tianchen Road, Qingpu District, Shanghai Patentee after: Shanghai ligetai Medical Equipment Co.,Ltd. Address before: 201712 Room 302, building 1, No. 508, Tianchen Road, Qingpu District, Shanghai Patentee before: SHANGHAI BOJIN KAILITAI MEDICAL TECHNOLOGY CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder |