CN208524966U - Portable skeleton drilling bit guider - Google Patents
Portable skeleton drilling bit guider Download PDFInfo
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- CN208524966U CN208524966U CN201721878610.7U CN201721878610U CN208524966U CN 208524966 U CN208524966 U CN 208524966U CN 201721878610 U CN201721878610 U CN 201721878610U CN 208524966 U CN208524966 U CN 208524966U
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- sleeve
- bone
- grip block
- guider
- drill bit
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Abstract
The utility model discloses a kind of portable skeleton drilling bit guiders, it is positioned for the drill bit to drilling into bone, the drill bit guider includes drill bit guide sleeve and clamping device, the clamping device includes sleeve and two clamping parts, the drill bit guide sleeve is slidably inserted into the sleeve, described two clamping parts are symmetrically fixed at sleeve two sides, described two clamping parts and bone cylindrical surface to be drilled are tangent, and the sum of described two clamping parts and the tangent contact point in bone cylindrical surface to be drilled are no less than three.The utility model structure is simple, accurate positioning is quick, is clamped in bone two sides to be drilled by the first clamping part and the second clamping part, make drill bit direction remain with bone axis perpendicular, ensure that the maximum holding dynamics of screw, shorten operating time.
Description
Technical field
The utility model relates to a kind of Medical orthopedic tool, especially a kind of portable skeleton drilling bit guider.
Background technique
It when treatment fracture, needs to drill to the bone of fracture, is placed in screw later and is fixed, clinician exists
Using common guider bone surface drill when, drill bit will appear skidding, in addition not can guarantee bone hole bone pulp cavity just
In and with bone axis perpendicular, it is excessive etc. it will cause eyelet if drilling is not implemented vertical, influence orthopedics patient recovery.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of portable skeleton drilling bit guider, and structure is simple,
Accurate positioning, it is convenient to use, avoid drill slipping, can by drill bit control bone pulp cavity hit exactly and with bone axle center
Vertically, the maximum holding dynamics that ensure that screw, shortens operating time.
In order to achieve the above object, the utility model uses following technical scheme:
The utility model discloses a kind of portable skeleton drilling bit guider, the drill bit guider include drill bit guide sleeve and
Clamping device, the clamping device include sleeve and two clamping parts, and the drill bit guide sleeve is slidably inserted into the sleeve, institute
It states two clamping parts and is symmetrically fixed at sleeve two sides, described two clamping parts and bone cylindrical surface to be drilled are tangent, and described two
The sum of a clamping part and the tangent contact point in bone cylindrical surface to be drilled are no less than three.
Further, the first stop screw is installed, first stop screw is mounted in the sleeve side on above-mentioned sleeve
In the screw hole compatible with the first stop screw opened up on wall.
Further, above-mentioned clamping part is made of the first grip block and the second grip block.
Further, the medial surface of above-mentioned first grip block and the second grip block and bone-contact to be drilled is provided with anti-skidding
Line.
Further, above-mentioned first grip block and the second grip block respectively include upper plate, lower plate and the second stop screw, institute
Stating intralamellar part is hollow groove, and the lower plate is slidably inserted into the hollow groove of upper plate, and second stop screw is mounted on described
In the screw hole compatible with second stop screw opened up on plate side wall.
Further, above-mentioned bit guide is made of stainless steel.
Compared with the prior art, the advantages of the utility model are: this portable skeleton drilling bit guide structure is simple, it is fixed
Level is true, convenient to use, avoids drill slipping, and drill bit control is hit exactly in bone pulp cavity and is hung down with bone axle center
Directly, the maximum holding dynamics that ensure that screw, shortens operating time.
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 is the main view of portable skeleton drilling bit guider in the utility model embodiment.
Fig. 2 is the left view of portable skeleton drilling bit guider in the utility model embodiment.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Detailed description, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole implementation
Example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
With reference to Fig. 1 and Fig. 2, a kind of portable skeleton drilling bit guider, the drill bit guider includes 100 He of drill bit guide sleeve
Clamping device, the clamping device include sleeve 200 and two clamping parts 300, and the drill bit guide sleeve 100 is slidably inserted into described
In sleeve 200, described two clamping parts 300 are symmetrically fixed at 200 two sides of sleeve, described two clamping parts 300 with it is to be drilled
700 cylindrical surface of bone is tangent, and the sum of described two clamping parts 300 and the tangent contact point in 700 cylindrical surface of bone to be drilled are no less than
Three.
In the technical scheme, two clamping parts with 700 cylindrical surface of bone is tangent is clamped in 700 two sides of bone, ensure that
Sleeve 200 is hit exactly in the pulp cavity of bone 700 always, two clamping parts and the tangent contact point at least three in 700 cylindrical surface of bone
It is a, it ensure that 200 stabilization of sleeve will not be tilted to both sides, enable 200 center line of sleeve perpendicular to the axial line of bone 700,
To ensure that the correct direction of drill bit.Such as: a clamping part is a cylindrical bar, another portion of holding is two cylindrical bars；
One clamping part is a paddle, another clamping part is also a paddle, and paddle face and bone cylindrical surface are tangent.
Preferably, with reference to Fig. 2, the first stop screw 400 is installed on above-mentioned sleeve, first stop screw 400 fills
In the screw hole compatible with the first stop screw 400 opened up on 200 side wall of sleeve.
In the technical scheme, pass through the drill bit guide sleeve 100 in the adjustable sleeve 200 of the first stop screw 400
Upper-lower height.
Preferably, with reference to Fig. 2, above-mentioned clamping part 300 is made of the first grip block 310 and the second grip block 320.
In the technical scheme, clamping part is made of two grip blocks, keeps guiding device more stable.
Preferably, with reference to Fig. 1, the medial surface of above-mentioned first grip block 310 and the second grip block 320 and bone-contact to be drilled
It is provided with anti-skid chequer 500.
In the technical scheme, anti-skid chequer 500 is set on the inside of grip block, further ensures the stabilization of bit guide,
The phenomenon that more effectively avoiding drill slipping.
Preferably, upper plate 311, lower plate 322 and are respectively included with reference to Fig. 2, above-mentioned first grip block and the second grip block
Two stop screws 600 are hollow groove inside the upper plate 311, and the lower plate 322 is slidably inserted into the hollow groove of upper plate 311, institute
State the screw compatible with second stop screw 600 that the second stop screw 600 opens up on 311 side wall of upper plate
In hole.
In the technical scheme, every grip block is made into telescopic grip block, realize the drill bit guider can to more
The bone of kind diameter carries out drilling guiding.
Preferably, bit guide is made of stainless steel.
In the technical scheme, guider is made of stainless steel, ensure that the intensity and health demand of bit guide.
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 above-mentioned element.
It is above it is above-mentioned be only the application specific embodiment, 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 (6)
1. a kind of portable skeleton drilling bit guider, it is characterised in that: the bit guide includes drill bit guide sleeve and clamping
Device, the clamping device include sleeve and two clamping parts, and the drill bit guide sleeve is slidably inserted into the sleeve, and described two
A clamping part is symmetrically fixed at sleeve two sides, and described two clamping parts and bone cylindrical surface to be drilled are tangent, described two folders
It holds the sum of portion and the tangent contact point in bone cylindrical surface to be drilled and is no less than three.
2. according to a kind of portable skeleton drilling bit guider described in claim 1, which is characterized in that be equipped on the sleeve
One stop screw, the screw compatible with the first stop screw that first stop screw opens up in the sleeve lateral wall
In hole.
3. a kind of portable skeleton drilling bit guider according to claim 1, which is characterized in that the clamping part is by first
Grip block and the second grip block composition.
4. a kind of portable skeleton drilling bit guider according to claim 3, which is characterized in that first grip block and
The medial surface of second grip block and bone-contact to be drilled is provided with anti-skid chequer.
5. a kind of portable skeleton drilling bit guider according to claim 3, which is characterized in that first grip block and
Second grip block respectively includes upper plate, lower plate and the second stop screw, and the upper intralamellar part is hollow groove, and the lower plate sliding is inserted
Enter in the hollow groove of upper plate, second stop screw is opening up with the second stop screw phase on the upper plate side wall
In the screw hole of adaptation.
6. a kind of portable skeleton drilling bit guider described in -5 any one according to claim 1, which is characterized in that the brill
Head guider is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878610.7U CN208524966U (en) | 2017-12-28 | 2017-12-28 | Portable skeleton drilling bit guider |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721878610.7U CN208524966U (en) | 2017-12-28 | 2017-12-28 | Portable skeleton drilling bit guider |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208524966U true CN208524966U (en) | 2019-02-22 |
Family
ID=65399224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721878610.7U Active CN208524966U (en) | 2017-12-28 | 2017-12-28 | Portable skeleton drilling bit guider |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208524966U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107997804A (en) * | 2017-12-28 | 2018-05-08 | 江苏荷普医疗科技股份有限公司 | Portable skeleton drilling bit guider |
| CN112603453A (en) * | 2020-12-18 | 2021-04-06 | 孟慧杰 | Vertebra opposite slotting device |
-
2017
- 2017-12-28 CN CN201721878610.7U patent/CN208524966U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107997804A (en) * | 2017-12-28 | 2018-05-08 | 江苏荷普医疗科技股份有限公司 | Portable skeleton drilling bit guider |
| CN112603453A (en) * | 2020-12-18 | 2021-04-06 | 孟慧杰 | Vertebra opposite slotting device |
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