CN209574807U - Orthopedic Clinical Special drilling device - Google Patents
Orthopedic Clinical Special drilling device Download PDFInfo
- Publication number
- CN209574807U CN209574807U CN201821663842.5U CN201821663842U CN209574807U CN 209574807 U CN209574807 U CN 209574807U CN 201821663842 U CN201821663842 U CN 201821663842U CN 209574807 U CN209574807 U CN 209574807U
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- CN
- China
- Prior art keywords
- sleeve
- drilling rod
- drive shaft
- fixing axle
- central axes
- 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
Orthopedic Clinical Special drilling device, including at least the drill bit and drive shaft being built in sleeve, the shape of sleeve is limited by hollow round tubular, fixing axle cylindrical is arranged in sleeve in such a way that its axially extending direction is overlapped with the central axes of sleeve, drilling rod is provided with the through-hole extended along its axial direction, fixing axle is connect in the way of being embedded in through-hole with drilling rod, drilling rod connects in the way of engaging with drive shaft by screw thread, in the case where drive shaft is rotated in a first direction around its central axes, drilling rod can at least be engaged based on screw thread and be rotated in a second direction around its central axes.The utility model realizes that drill bit smoothly moves during rotation by threaded engagement, cooperates the use of supporting leg, so that boring procedure quick and stable.The depth pierced in boring procedure by pointer real-time display.And supporting leg can be rotated around the axis of sleeve, while the distance between supporting leg can be adjusted dynamically, can adapt to a variety of different bore positions.
Description
Technical field
The utility model belongs to the field of medical instrument technology more particularly to a kind of Orthopedic Clinical Special drilling device.
Background technique
With the continuous development of social economy and medical technology, the lesion of people's body various aspects is also increasingly easy to be controlled
More, especially various external strengths are easier to be cured to the injury of human body, as external strength injured caused by human body it is past
Toward be it is mechanical, the phenomenon that causing the wounded to fracture, is more serious, and Hospitals at Present is past when carrying out fracture recovering operation to the wounded
Several apertures are opened on the bone of fracture patient toward needs, then support rod is fixed on the bone of patient by rivet, it is real
Now to the support of the wounded's bone, and hospital is when opening aperture on the bone to the wounded, often use type hand drilling or
Person is the drill of power drill type, since that there are drilling efficiencies is low, drilling depth is not easy to control, borehole stability for this kind of drill
The problems such as poor, considerably increases operating time and operating difficulty, or even can cause secondary injury to patient, largely causes
The pain of the wounded.Also, the position fixation of stabilizer blade adapts to different bore position institute shapes without dynamic in boring procedure
At size limitation.
The patent document of Publication No. CN106725710A discloses a kind of medical drilling device, passes through setting main casing
Body, drill bit and limiting component, drill bit are axially movably arranged in main casing along it；Limiting component is adjustably disposed in master
On shell, drill bit is limited in the predeterminated position when drill bit is moved along its axis to predeterminated position by limiting component, so as to
When drilling in carrying out interventional procedure for patient's brain, can accurately define drill bit pierces depth, prevents drill bit from piercing
Too deep and injured patient brain neuroblastoma tissue.Drilling efficiency is low in use for it, and lacks necessary support member
And can not, meet the stability requirement in boring procedure.
Utility model content
Word " module " as used herein describes any hardware, software or combination thereof, is able to carry out and " mould
The associated function of block ".
For the deficiencies of the prior art, the utility model provides Orthopedic Clinical Special drilling device, including at least being built in
Drill bit and drive shaft in sleeve.The shape of sleeve is limited by hollow round tubular, and fixing axle cylindrical is prolonged according to its axial direction
It stretches the mode that direction is overlapped with the central axes of sleeve to be arranged in the sleeve, the drilling rod is provided with to be extended along its axial direction
Through-hole, the fixing axle connect in the way of being embedded in the through-hole with the drilling rod, wherein in the drive shaft according to it
In the case that the mode in the axially extending axially extending direction for being oriented parallel to drilling rod is built in the sleeve, the drilling rod and institute
It states drive shaft to connect in the way of screw thread engagement, wherein in the feelings that the drive shaft is rotated in a first direction around its central axes
Under condition, the drilling rod can at least be engaged based on the screw thread and be rotated in a second direction around its central axes, the first direction
It is opposite each other with the second direction.
According to a kind of preferred embodiment, it is provided on the outer surface of the drilling rod and the drive shaft and is fitted to each other
Screw thread, wherein in the case where the drive shaft is rotated in a first direction around its central axes, the drilling rod can be based on the spiral shell
Line is engaged and is moved along the axially extending direction of fixing axle along third direction.The drive shaft around its central axes in a second direction
In the case where rotation, the drilling rod can be engaged based on the screw thread and be moved along the axially extending direction of fixing axle along fourth direction
It is dynamic, wherein the third direction and the fourth direction are opposite each other.
According to a kind of preferred embodiment, setting is used for the fixed disk of fixing supporting legs on the first end of sleeve, fixed
The shape of disk is limited by annular shape, wherein the fixed disk is nested in such a way that it can be rotated around the central axes of sleeve
On the first end, at least two supporting legs according to its axially extending axial direction for being oriented parallel to fixed disk and that
This is fixed in the fixed disk about the geometric center of fixed disk in a manner of mirror symmetry.
According to a kind of preferred embodiment, the shape of an end of the supporting leg is limited by taper type, along fixed disk
In the radial direction, several linearly spaced fixation holes each other are provided with, wherein the supporting leg is according to it
The mode that pyramidal end is embedded in the fixation hole is fixed in the fixed disk.
According to a kind of preferred embodiment, it is provided on the outer surface of the sleeve for showing that drill bit pierces the quarter of depth
Spend table, wherein on the drilling rod by can with the drill bit synchronously along the axial direction of the sleeve move in the way of set
It is equipped with pointer corresponding with the graduation apparatus.
According to a kind of preferred embodiment, it is provided on the second end of sleeve for driving the fixing axle to be rotated
Motor, wherein the motor can through shaft coupling and fixing axle an end connection.
According to a kind of preferred embodiment, it is provided with mounting hole on two ends of sleeve, is provided in the mounting hole
Rolling bearing, wherein two ends of the fixing axle according to the rolling bearing on two ends for being respectively embedded into sleeve side
Formula is flexibly connected with the sleeve.
According to a kind of preferred embodiment, at least one handle is according to its axial direction perpendicular to the axial direction of sleeve
Mode is fixed on the periphery of the sleeve.
According to a kind of preferred embodiment, the battery for powering for the motor, the electricity are provided in the handle
Pond is electrically connected through conducting wire and the motor.
According to a kind of preferred embodiment, at least one mechanical switch is fixed on the handle, wherein the battery warp
The mechanical switch is connect with the motor.
The advantageous effects of the utility model:
(1) the utility model realizes that drill bit smoothly moves during rotation by threaded engagement, cooperates supporting leg
Use so that boring procedure quick and stable.The depth pierced in boring procedure by pointer real-time display simultaneously.
(2) supporting leg of the utility model can be rotated around the axis of sleeve, while the distance between supporting leg energy
Enough dynamics adjust, and can adapt to a variety of different bore positions.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the preferred Orthopedic Clinical Special drilling device of the utility model；
Fig. 2 is the structural schematic diagram of the preferred fixed disk of the utility model；With
Fig. 3 is the partial enlargement diagram of region A in the preferred Fig. 1 of the utility model.
Reference signs list
1: drill bit 2: sleeve 3: drive shaft
4: fixing axle 5: drilling rod 6: supporting leg
7: fixed disk 8: fixation hole 9: graduation apparatus
10: pointer 11: motor 12: shaft coupling
13: mounting hole 14: rolling bearing 15: handle
16: battery 17: mechanical switch
2a: first end 2b: the second end
Specific embodiment
It is described in detail with reference to the accompanying drawing.
As shown in Figure 1 to Figure 3, Orthopedic Clinical Special drilling device includes at least the drill bit 1 being built in sleeve 2 and driving
Axis 3.The shape of sleeve 2 is limited by hollow round tubular, and fixing axle 4 cylindrical is according to its axially extending direction and sleeve 2
The mode that central axes are overlapped is arranged in sleeve 2.One end of fixing axle 4 is fixed in the in the way of being, for example, to weld
On two end 2b.Another end of fixing axle is in vacant state.Drill bit is fixed on drilling rod 5 so that it can be based on drilling rod
Movement and move together.Drilling rod 5 is provided with the through-hole extended along its axial direction, and fixing axle 4 is in the way of being embedded in through-hole
It is connect with drilling rod 5, in turn, drilling rod can be moved left and right along the extending direction of fixing axle.In drive shaft 3 according to its axially extending side
In the case where being built in sleeve 2 to the mode in the axially extending direction for being parallel to drilling rod 5, drilling rod 5 and drive shaft 3 are according to screw thread
The mode of engagement connects, wherein in the case where drive shaft 3 is rotated in a first direction around its central axes, drilling rod 5 at least can
It is engaged based on screw thread and is rotated in a second direction around its central axes, first direction and second direction are opposite each other.Threaded engagement
Mode can provide stable driving force for the movement of drill bit, so that entire boring procedure is steady.Preferably, drilling rod 5 and driving
The screw thread being fitted to each other is provided on the outer surface of axis 3, wherein be rotated in a first direction around its central axes in drive shaft 3
In the case of, drilling rod 5 can be engaged based on screw thread and be moved along the axially extending direction of fixing axle 4 along third direction.In drive shaft 3
In the case where rotating in a second direction around its central axes, drilling rod 5 can be engaged based on screw thread and along the axially extending side of fixing axle 4
It is moved to along fourth direction, wherein third direction and fourth direction are opposite each other.Screw thread can be set to oblique screw thread so that boring
Bar is moved along the axial direction effect of fixing axle while rotating.
Referring again to Fig. 1, setting is used for the fixed disk 7 of fixing supporting legs 6 on the first end 2a of sleeve, fixed disk 7
Shape is limited by annular shape, wherein fixed disk 7 is nested in first end in such a way that it can be rotated around the central axes of sleeve 2
On portion 2a, at least two supporting legs 6 are according to its axially extending axial direction for being oriented parallel to fixed disk and each other about fixation
The geometric center of disk 7 is fixed in fixed disk 7 in a manner of mirror symmetry.Between fixed disk and sleeve can relative rotation can be with
In the case where not changing the position of hand gripping handle, change the position of the supporting point of drilling.It being capable of dynamically adapting difference
Bore position.
Preferably, the shape of an end of supporting leg 6 is limited by taper type, in the radial direction along fixed disk 7, setting
There are several linearly spaced fixation holes 8 each other, wherein supporting leg 6 is embedded according to it in pyramidal end solid
The mode determined in hole 8 is fixed in fixed disk.One end of fixation hole is also configured as in pyramidal to cooperate with supporting leg.Cone
The matched mode of platform enables to the easy for installation of supporting leg.Meanwhile several fixation holes are provided in fixed disk, pass through by
Supporting leg is put into different fixation holes the spacing that just can change between supporting leg, at the same be also capable of forming supporting leg that
This is not in relation to sleeve in the form of mirror symmetry.It is capable of fixing supporting leg that can be better adapted to bore position periphery
The special circumstances such as region is limited.
Preferably, it is provided on the outer surface of sleeve 2 for showing that drill bit 1 pierces the graduation apparatus 9 of depth, wherein drilling rod 5
On by can and drill bit 1 synchronously along the axial direction of sleeve 2 move in the way of be provided with pointer corresponding with graduation apparatus 9
10。
Preferably, the motor 11 for driving fixing axle 4 to be rotated is provided on the second end 2b of sleeve, wherein
Motor 11 can be connect through shaft coupling 12 with an end of fixing axle 4.Shaft coupling can be Quincunx elastic coupler.
Preferably, it is provided with mounting hole 13 on two ends of sleeve 2, rolling bearing 14 is provided in mounting hole 13,
In, two ends of fixing axle 4 are living with sleeve 2 in the way of the rolling bearing 14 on two ends for being respectively embedded into sleeve 2
Dynamic connection.
Preferably, at least one handle 15 is fixed in such a way that its axial direction is perpendicular to the axial direction of sleeve 2
On the periphery of sleeve 2.Handle is arranged in the way of perpendicularing to one another with sleeve to be held convenient for user.
Preferably, the battery 16 for powering for motor 11 is provided in handle, battery 16 is carried out through conducting wire and motor 11
Electrical connection.At least one mechanical switch 17 is fixed on handle 15, wherein battery 16 is connect through mechanical switch 17 with motor 11.
The start and stop of motor are just able to achieve by the closing and unlatching that control mechanical switch.
It should be noted that above-mentioned specific embodiment is exemplary, those skilled in the art can be in the utility model
Various solutions are found out under the inspiration of disclosure, and these solutions also belong to the open scope of the utility model simultaneously
It falls within the protection scope of the utility model.It will be understood by those skilled in the art that the utility model specification and its attached drawing
It is illustrative and not constitutes limitations on claims.The protection scope of the utility model is by claim and its equivalent
It limits.
Claims (10)
1. Orthopedic Clinical Special drilling device, including at least the drill bit (1) and drive shaft (3) being built in sleeve (2), feature
It is, the shape of sleeve (2) is limited by hollow round tubular, and fixing axle cylindrical (4) is according to its axially extending direction and set
The mode that the central axes of cylinder (2) are overlapped is arranged in the sleeve (2), and drilling rod (5) is provided with to be led to along what its axial direction extended
Hole, the fixing axle (4) connect in the way of being embedded in the through-hole with the drilling rod (5), wherein
It is built in the way of its axially extending axially extending direction for being oriented parallel to drilling rod (5) in the drive shaft (3)
In the case where the sleeve (2), the drilling rod (5) connect in the way of screw thread engagement with the drive shaft (3), wherein
In the case where the drive shaft (3) is rotated in a first direction around its central axes, the drilling rod (5) can at least be based on institute
It states screw thread engagement and is rotated in a second direction around its central axes, the first direction and the second direction are opposite each other.
2. Orthopedic Clinical Special drilling device as described in claim 1, which is characterized in that the drilling rod (5) and the driving
The screw thread being fitted to each other is provided on the outer surface of axis (3), wherein in the drive shaft (3) around its central axes along first party
In the case where rotation, the drilling rod (5) can be engaged based on the screw thread and along the axially extending direction of fixing axle (4) along the
Three directions are mobile；
In the case where the drive shaft (3) is rotated in a second direction around its central axes, the drilling rod (5) can be based on the spiral shell
Line is engaged and is moved along the axially extending direction of fixing axle (4) along fourth direction, wherein the third direction and the four directions
It is opposite to each other.
3. Orthopedic Clinical Special drilling device as claimed in claim 2, which is characterized in that the first end (2a) of sleeve (2)
Upper setting is used for the fixed disk (7) of fixing supporting legs (6), and the shape of fixed disk (7) is limited by annular shape, wherein
The fixed disk (7) is nested in the first end (2a) in such a way that it can be rotated around the central axes of sleeve (2)
On, at least two supporting legs (6) are according to its axially extending axial direction for being oriented parallel to fixed disk and each other about solid
The geometric center of price fixing (7) is fixed on the fixed disk (7) in a manner of mirror symmetry.
4. Orthopedic Clinical Special drilling device as claimed in claim 3, which is characterized in that an end of the supporting leg (6)
The shape in portion is limited by taper type, in the radial direction along fixed disk (7), is provided with several and is linearly alternatively arranged each other
Fixation hole (8), wherein
The supporting leg (6) is fixed on the fixation in such a way that pyramidal end is embedded in the fixation hole (8) according to it
On disk.
5. Orthopedic Clinical Special drilling device as claimed in claim 3, which is characterized in that on the outer surface of the sleeve (2)
It is provided with for showing that drill bit (1) pierces the graduation apparatus (9) of depth, wherein
On the drilling rod (5) by can with the drill bit (1) synchronously along the axial direction of the sleeve (2) it is mobile in the way of
It is provided with pointer (10) corresponding with the graduation apparatus (9).
6. Orthopedic Clinical Special drilling device as claimed in claim 3, which is characterized in that the second end (2b) of sleeve (2)
On be provided with motor (11) for driving the fixing axle (4) to be rotated, wherein
The motor (11) can connect through shaft coupling (12) with an end of fixing axle (4).
7. Orthopedic Clinical Special drilling device as described in claim 1, which is characterized in that set on two ends of sleeve (2)
It is equipped with mounting hole (13), is provided with rolling bearing (14) in the mounting hole (13), wherein
Two ends of the fixing axle (4) according to the rolling bearing (14) on two ends for being respectively embedded into sleeve (2) side
Formula is flexibly connected with the sleeve (2).
8. Orthopedic Clinical Special drilling device as claimed in claim 6, which is characterized in that at least one handle (15) is according to it
Axial direction is fixed on the periphery of the sleeve (2) perpendicular to the mode of the axial direction of the sleeve (2).
9. Orthopedic Clinical Special drilling device as claimed in claim 8, which is characterized in that setting is useful in the handle (15)
In the battery (16) powered for the motor (11), the battery (16) is electrically connected through conducting wire and the motor (11).
10. Orthopedic Clinical Special drilling device as claimed in claim 9, which is characterized in that at least one mechanical switch (17)
It is fixed on the handle (15), wherein the battery (16) connect through the mechanical switch (17) with the motor (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821663842.5U CN209574807U (en) | 2018-10-12 | 2018-10-12 | Orthopedic Clinical Special drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821663842.5U CN209574807U (en) | 2018-10-12 | 2018-10-12 | Orthopedic Clinical Special drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209574807U true CN209574807U (en) | 2019-11-05 |
Family
ID=68373599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821663842.5U Expired - Fee Related CN209574807U (en) | 2018-10-12 | 2018-10-12 | Orthopedic Clinical Special drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209574807U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008608A (en) * | 2021-02-26 | 2021-06-22 | 江居燕 | Drilling device for soil detection |
-
2018
- 2018-10-12 CN CN201821663842.5U patent/CN209574807U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113008608A (en) * | 2021-02-26 | 2021-06-22 | 江居燕 | Drilling device for soil detection |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191105 Termination date: 20201012 |