CN109745115A - A kind of minimally invasive upper nail device of orthopaedics - Google Patents
A kind of minimally invasive upper nail device of orthopaedics Download PDFInfo
- Publication number
- CN109745115A CN109745115A CN201910140362.3A CN201910140362A CN109745115A CN 109745115 A CN109745115 A CN 109745115A CN 201910140362 A CN201910140362 A CN 201910140362A CN 109745115 A CN109745115 A CN 109745115A
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- gear
- upper nail
- core bar
- internal core
- minimally invasive
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Abstract
This application discloses a kind of minimally invasive upper nail devices of orthopaedics, outer sleeve and internal core bar including coaxial arrangement, the internal core bar passes through the multiple bearings set gradually and is rotatablely installed in the outer sleeve axle center, internal core bar one end end is formed with first gear, the first gear end face is axial perpendicular to the internal core bar, the first gear drives second gear, the second gear is formed in nail wheel outer circumference surface, the upper nail wheel rotational installation is in the outer sleeve end, it is recessed at the upper nail wheel axle center to be formed with the card slot for blocking nail tail portion, the second gear end face is perpendicular to the first gear end face, the internal core bar is formed with installation slot away from one end of the first gear.The advantage of the invention is that upper nail or drilling operation can be driven by the core bar inside upper nail device, the inside core bar tail portion of device is directly followed closely in rotation, is turned to by gear, follows closely or drills in realization.
Description
Technical field
This application involves bone surgery, in particular to a kind of minimally invasive upper nail device of orthopaedics.
Background technique
When follow closely on orthopaedics, directly upper tack operation notch is big, and patient's damaged part need to be completely exposed, need some works
Tool is to assist following closely.
Summary of the invention
The purpose of the present invention is to provide a kind of minimally invasive upper nail devices of orthopaedics, can be used for assisting following closely.
To achieve the above object, the present invention provides the following technical solutions.
The embodiment of the present application discloses a kind of minimally invasive upper nail device of orthopaedics, outer sleeve and inner core including coaxial arrangement
Bar, the internal core bar pass through the multiple bearings rotational installation set gradually in the outer sleeve axle center, the internal core bar
One end end is formed with first gear, and the first gear end face is axial perpendicular to the internal core bar, the first gear band
Dynamic second gear, the second gear are formed in nail wheel outer circumference surface, and the upper nail wheel rotational installation is in the outer cover
Cylinder end, recessed at the upper nail wheel axle center to be formed with the card slot for blocking nail tail portion, the second gear end face is perpendicular to institute
First gear end face is stated, the internal core bar is formed with installation slot away from one end of the first gear.
Preferably, in the above-mentioned minimally invasive upper nail device of orthopaedics, the first gear and second gear are helical teeth Cylinder Gears
Wheel.
Preferably, in the above-mentioned minimally invasive upper nail device of orthopaedics, the outer sleeve includes sequentially connected first tube body,
Two tube bodies and third tube body, first tube body, the second tube body and third pipe diameter are sequentially increased, and the upper nail wheel turns
It is dynamic to be installed on first tube body end.
Preferably, it in the above-mentioned minimally invasive upper nail device of orthopaedics, is detachably installed between first tube body and the second tube body.
Preferably, in the above-mentioned minimally invasive upper nail device of orthopaedics, the internal core bar includes sequentially connected first interior bar, the
Two interior bars and third interior bar, shank diameter is sequentially increased in first interior bar, the second interior bar and third, the first gear
It is formed in boom end in described first.
Preferably, in the above-mentioned minimally invasive upper nail device of orthopaedics, the installation slot releasably clamp hand-operated tools with it is electronic
Tool.
Preferably, in the above-mentioned minimally invasive upper nail device of orthopaedics, the card slot section is rectangular.
Compared with the prior art, the advantages of the present invention are as follows can pass through upper nail or drilling operation inside upper nail device
Core bar transmission, directly follows closely the inside core bar tail portion of device, is turned to by gear in rotation, follow closely or drill in realization.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The some embodiments recorded in application, for those of ordinary skill in the art, without creative efforts,
It is also possible to obtain other drawings based on these drawings.
Fig. 1 show the stereoscopic schematic diagram of the minimally invasive upper nail device of orthopaedics in the specific embodiment of the invention；
Fig. 2 show the perspective view of the minimally invasive upper nail device of orthopaedics in the specific embodiment of the invention；
Fig. 3 show in Fig. 2 enlarged drawing at A；
Fig. 4 show the sectional view of outer sleeve in the specific embodiment of the invention；
Fig. 5 show the main view of outer sleeve in the specific embodiment of the invention；
Fig. 6 show the schematic diagram of internal core bar and hand-operated tools, electric tool in the specific embodiment of the invention；
Fig. 7 show the main view in the specific embodiment of the invention under another visual angle of internal core bar.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out detailed retouch
It states, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based on the present invention
In embodiment, those of ordinary skill in the art's every other implementation obtained without making creative work
Example, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Show in conjunction with Fig. 1-7, the minimally invasive upper nail device of orthopaedics, the outer sleeve 100 including coaxial arrangement and internal core bar 200 are interior
Portion's core bar 200 passes through the multiple bearings 300 set gradually and is rotatablely installed in 100 axle center of outer sleeve, internal 200 one end end of core bar
Portion is formed with first gear 210, and 210 end face of first gear is axial perpendicular to internal core bar 200, and first gear 210 drives second
Gear 410, second gear 410 are formed in 400 outer circumference surface of nail wheel, and the upper rotational installation of nail wheel 400 is in 100 end of outer sleeve
Portion, recessed at upper 400 axle center of nail wheel to be formed with the card slot 420 for blocking nail tail portion, 410 end face of second gear is perpendicular to the first tooth
210 end faces are taken turns, internal core bar 200 is formed with installation slot 220 away from one end of first gear 210.
In the embodiment, upper nail or drilling operation are driven by the core bar inside upper nail device, directly follow closely device in rotation
Inside core bar tail portion, turned to by gear, in realization follow closely or drill；Since upper nail device has certain length, it is only necessary to will
Position to be performed is inserted at card slot end, blocks nail tail portion with card slot, and then by rotating the tail portion of internal core bar, external device can
With by slot, come anchoring fiber, internal core bar drives the first gear rotation of end, first gear drives second gear, drives
Upper nail wheel drives nail, realizes the steering of power, and the power implemented will be needed to have bent 90 °, facilitates nail or drilling behaviour
Make, screw only need to be changed into drill bit by drilling, first use bit bore, and respective screws is then selected to complete to follow closely again.
Further, first gear 210 and second gear 410 are helical gears.
In the embodiment, facilitate electronic-controlled power steering, be preferably all helical gears, but uses the gear of other forms only
It need to realize that scope of the present application all should belong in electronic-controlled power steering.
Further, outer sleeve 100 includes sequentially connected first tube body 101, the second tube body 102 and third tube body
103, the first tube body 101, the second tube body 102 and 103 diameter of third tube body are sequentially increased, and the rotational installation of upper nail wheel 400 is in the
One tube body, 101 end.It is detachably installed between first tube body 101 and the second tube body 102.Internal core bar 200 includes being sequentially connected
The first interior bar 201, the second interior bar 202 and third interior bar 203, the first interior bar 201, the second interior bar 202 and third interior bar
203 diameters are sequentially increased, and first gear 210 is formed in 201 end of the first interior bar.
In the embodiment, by the continuous thickening of three segment bodies, facilitates hand-held, increase torque, reduce resistance；And the
It is detachably installed between one tube body and the second tube body, facilitates replacement components.
Further, installation slot 220 releasably clamps hand-operated tools 500 and electric tool 600.
In the embodiment, hand-operated tools can be used, electric tool can also be used, realize and followed closely in drilling, only need to drive
Internal core bar tail portion, is limited by tail portion slot.
Further, 420 section of card slot is rectangular.
In the embodiment, it is preferred to use rectangular, structure is simple, convenient to twist nail, uses the structure of other forms certainly, such as
6 while, 8 while etc. can realize upper nail, belong to scope of the present application.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (7)
1. a kind of minimally invasive upper nail device of orthopaedics, which is characterized in that outer sleeve (100) and internal core bar including coaxial arrangement
(200), the internal core bar (200) passes through the multiple bearings (300) set gradually and is rotatablely installed in the outer sleeve (100)
Axle center, described internal core bar (200) one end end are formed with first gear (210), first gear (210) end face perpendicular to
The internal core bar (200) is axial, and the first gear (210) drives second gear (410), second gear (410) shape
The upper nail wheel of Cheng Yu (400) outer circumference surface, upper nail wheel (400) rotational installation are described in the outer sleeve (100) end
Recessed at upper nail wheel (400) axle center to be formed with the card slot (420) for blocking nail tail portion, second gear (410) end face is vertical
In the first gear (210) end face, the internal core bar (200) is formed with peace away from the one end of the first gear (210)
Plug slot (220).
2. the minimally invasive upper nail device of orthopaedics according to claim 1, which is characterized in that the first gear (210) and the second tooth
Taking turns (410) is helical gears.
3. the minimally invasive upper nail device of orthopaedics according to claim 1, which is characterized in that the outer sleeve (100) includes successively
The first tube body (101), the second tube body (102) and the third tube body (103) of connection, first tube body (101), the second tube body
(102) and third tube body (103) diameter is sequentially increased, and upper nail wheel (400) rotational installation is in first tube body (101)
End.
4. the minimally invasive upper nail device of orthopaedics according to claim 3, which is characterized in that first tube body (101) and the second pipe
Body is detachably installed between (102).
5. the minimally invasive upper nail device of orthopaedics according to claim 3, which is characterized in that the internal core bar (200) includes successively
The first interior bar (201), the second interior bar (202) and the third interior bar (203) of connection, first interior bar (201), the second interior bar
(202) and third interior bar (203) diameter is sequentially increased, and the first gear (210) is formed in the first interior bar (201) end
Portion.
6. the minimally invasive upper nail device of orthopaedics according to claim 1, which is characterized in that the removable unloading clip of the installation slot (220)
Hold hand-operated tools (500) and electric tool (600).
7. the minimally invasive upper nail device of orthopaedics according to claim 1, which is characterized in that card slot (420) section is rectangular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910140362.3A CN109745115A (en) | 2019-02-21 | 2019-02-21 | A kind of minimally invasive upper nail device of orthopaedics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910140362.3A CN109745115A (en) | 2019-02-21 | 2019-02-21 | A kind of minimally invasive upper nail device of orthopaedics |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109745115A true CN109745115A (en) | 2019-05-14 |
Family
ID=66407690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910140362.3A Pending CN109745115A (en) | 2019-02-21 | 2019-02-21 | A kind of minimally invasive upper nail device of orthopaedics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109745115A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407391A (en) * | 2020-04-16 | 2020-07-14 | 夏志胜 | Traditional chinese and western medicine combines minimal access to nail ware in orthopedics |
| CN112107358A (en) * | 2020-10-08 | 2020-12-22 | 江苏双羊医疗器械有限公司 | Cross nail holding screwdriver |
| CN113876473A (en) * | 2021-08-31 | 2022-01-04 | 浙江大学 | Elbow joint prosthesis pin shaft external nail feeding device and working method thereof |
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| GB1475258A (en) * | 1974-10-23 | 1977-06-01 | Kirschner H | Drilling or milling apparatus for the treatment of living bone especially for dentistry |
| US20020082695A1 (en) * | 2000-12-27 | 2002-06-27 | Ulrich Gmbh & Co. Kg | Vertebral implant and setting tool therefor |
| US20040010252A1 (en) * | 2002-03-21 | 2004-01-15 | Stryker Trauma Gmbh | Locking nail and targeting apparatus |
| CN102379738A (en) * | 2011-09-19 | 2012-03-21 | 苏州欣荣博尔特医疗器械有限公司 | Spinal screw nailing device |
| CN202223334U (en) * | 2011-09-19 | 2012-05-23 | 苏州欣荣博尔特医疗器械有限公司 | Spinal screw feeder |
| CN206120433U (en) * | 2016-07-13 | 2017-04-26 | 中牟新区骨病医院 | Novel follow closely ware on orthopedics |
| CN206491876U (en) * | 2016-11-15 | 2017-09-15 | 北京大学深圳医院 | A kind of minimally invasive dental device |
| CN108013929A (en) * | 2018-01-03 | 2018-05-11 | 江苏荷普医疗科技股份有限公司 | The centrum-nail fastening device for preventing thread bush from turning round |
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2019
- 2019-02-21 CN CN201910140362.3A patent/CN109745115A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1475258A (en) * | 1974-10-23 | 1977-06-01 | Kirschner H | Drilling or milling apparatus for the treatment of living bone especially for dentistry |
| US20020082695A1 (en) * | 2000-12-27 | 2002-06-27 | Ulrich Gmbh & Co. Kg | Vertebral implant and setting tool therefor |
| US20040010252A1 (en) * | 2002-03-21 | 2004-01-15 | Stryker Trauma Gmbh | Locking nail and targeting apparatus |
| CN102379738A (en) * | 2011-09-19 | 2012-03-21 | 苏州欣荣博尔特医疗器械有限公司 | Spinal screw nailing device |
| CN202223334U (en) * | 2011-09-19 | 2012-05-23 | 苏州欣荣博尔特医疗器械有限公司 | Spinal screw feeder |
| CN206120433U (en) * | 2016-07-13 | 2017-04-26 | 中牟新区骨病医院 | Novel follow closely ware on orthopedics |
| CN206491876U (en) * | 2016-11-15 | 2017-09-15 | 北京大学深圳医院 | A kind of minimally invasive dental device |
| CN108013929A (en) * | 2018-01-03 | 2018-05-11 | 江苏荷普医疗科技股份有限公司 | The centrum-nail fastening device for preventing thread bush from turning round |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111407391A (en) * | 2020-04-16 | 2020-07-14 | 夏志胜 | Traditional chinese and western medicine combines minimal access to nail ware in orthopedics |
| CN112107358A (en) * | 2020-10-08 | 2020-12-22 | 江苏双羊医疗器械有限公司 | Cross nail holding screwdriver |
| CN113876473A (en) * | 2021-08-31 | 2022-01-04 | 浙江大学 | Elbow joint prosthesis pin shaft external nail feeding device and working method thereof |
| CN113876473B (en) * | 2021-08-31 | 2022-08-23 | 浙江大学 | External pin nailing device for elbow joint prosthesis pin shaft and working method of external pin nailing device |
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