CN201642298U - Medical screw and screwdriver - Google Patents
Medical screw and screwdriver Download PDFInfo
- Publication number
- CN201642298U CN201642298U CN2010201814146U CN201020181414U CN201642298U CN 201642298 U CN201642298 U CN 201642298U CN 2010201814146 U CN2010201814146 U CN 2010201814146U CN 201020181414 U CN201020181414 U CN 201020181414U CN 201642298 U CN201642298 U CN 201642298U
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- CN
- China
- Prior art keywords
- groove
- screw
- medical
- screwdriver
- quincunx
- 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.)
- Expired - Lifetime
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- Details Of Spanners, Wrenches, And Screw Drivers And Accessories (AREA)
Abstract
The utility model discloses a medical screw and a screwdriver. The tail of the medical screw is provided with a groove, side surfaces of the groove are inclined surfaces, the outside of the groove is provided with a circular groove and the inside of the groove is provided with a quincuncial groove. As the outside of the groove of the medical screw is provided with the circular groove while the inside thereof is provided with the quincuncial groove, a body of the medical screwdriver matches with the circular groove of the medical screw, and the screw is not easy to drop off when being taken by aid of the matching structure. The body of the screwdriver matches with the circular groove of the medical screw, and the front end of the body of the screwdriver is provided with a quincuncial cutting head matching with the quincuncial groove of the medical screw. By aid of the structures, the screwdriver can be aligned to the screw easily.
Description
Technical field
This utility model relates to a kind of medical screw and screwdriver, particularly a kind of dental screw and screwdriver.
Background technology
In dental operation, the screw of using all is very tiny micro screw, because these screws all are used on the human body, it is material that screw can not be selected ferrum, and screw just can not have magnetic, and is therefore just relatively inconvenient in the screw of taking, and drops easily.In addition, screwdriver needs to aim at screw accurately in operation, and micro screw is too tiny, if adopt traditional " one " font or " ten " font, the groove of screw tail end can be littler so, thereby make the very difficult alignment screw of screwdriver.
The utility model content
The purpose of this utility model is to provide a kind of medical screw and screwdriver, and screwdriver is very easy to alignment screw, and screw is not easy to drop when taking.
The technical scheme that realizes this utility model purpose is: a kind of medical screw, and afterbody is provided with groove, and the side of described groove is the inclined-plane, and the outside of groove is circular groove, and inside is quincunx groove.
A kind of medical screwdriver, the blade of medical screwdriver cooperates with the circular groove of medical screw, and the front end of blade is provided with the quincunx cutter head with the quincunx groove fit of medical screw.
The end diameter of the quincunx groove of described medical screw is 1.295mm, and outside diameter is 1.35mm.
The end diameter of the quincunx groove of described medical screw is 1.289mm, and outside diameter is 1.344mm.
The end diameter of the quincunx cutter head of described medical screwdriver is 1.314mm.
The end diameter of the quincunx cutter head of described medical screwdriver is 1.32mm.
The utlity model has following beneficial effect: the outside of the groove of (1) medical screw of the present utility model is a circular groove, inside is quincunx groove, the blade of medical screwdriver cooperates with the circular groove of medical screw, and this structure makes that screw is not easy to drop when taking screw.
(2) side of the quincunx groove of medical screw of the present utility model is the inclined-plane, and the front end of the blade of medical screwdriver is provided with the quincunx cutter head with the quincunx groove fit of screw, and this structure makes that screwdriver is very easy to aim at screw.
Description of drawings
For the easier quilt of content of the present utility model is clearly understood, according to specific embodiment also in conjunction with the accompanying drawings, this utility model is described in further detail, wherein below
Fig. 1 is the structural representation that medical screw of the present utility model and screwdriver cooperate.
Fig. 2 is the cutaway view of medical screw tail end of the present utility model.
Fig. 3 is the structural representation of medical screwdriver of the present utility model.
Fig. 4 is the structural representation of quincunx groove of the present utility model.
Label is in the accompanying drawing:
Groove 1, circular groove 11, quincunx groove 12, blade 2, quincunx cutter head 21.
The specific embodiment
(embodiment 1)
Present embodiment comprises medical screw and medical screwdriver.
The afterbody of medical screw is provided with groove 1, and the side of groove 1 is the inclined-plane, and the outside of groove 1 is circular groove 11, and inside is quincunx groove 12, and the end diameter a of quincunx groove 12 is 1.295mm, and outside diameter b is 1.35mm.The blade 2 of medical screwdriver cooperates with the circular groove 11 of medical screw, and the front end of blade 2 is provided with the quincunx cutter head 21 that cooperates with the quincunx groove 12 of medical screw, and the end diameter c of quincunx cutter head 21 is 1.314mm.
(embodiment 2)
Present embodiment comprises medical screw and medical screwdriver.
The shape of medical screw and medical screwdriver is identical with shape among the embodiment 1, and the end diameter a of different is quincunx groove 12 is 1.289mm, and outside diameter b is 1.344mm, and the end diameter c of quincunx cutter head 21 is 1.32mm.
Should be appreciated that specific embodiment described above only is used to explain this utility model, and be not used in qualification this utility model.Conspicuous variation of being extended out by spirit of the present utility model or change still are among the protection domain of the present utility model.
Claims (6)
1. medical screw, afterbody is provided with groove (1), it is characterized in that: the side of described groove (1) is the inclined-plane, and the outside of groove (1) is circular groove (11), inside is quincunx groove (12).
2. medical screwdriver, it is characterized in that: the blade of medical screwdriver (2) cooperates with the circular groove (11) of medical screw, and the front end of blade (2) is provided with the quincunx cutter head (21) that cooperates with the quincunx groove (12) of medical screw.
3. a kind of medical screw according to claim 1 is characterized in that: the end diameter (a) of the quincunx groove (11) of described medical screw is 1.295mm, and outside diameter (b) is 1.35mm.
4. a kind of medical screw according to claim 1 is characterized in that: the end diameter (a) of the quincunx groove (11) of described medical screw is 1.289mm, and outside diameter (b) is 1.344mm.
5. a kind of medical screwdriver according to claim 2 is characterized in that: the end diameter (c) of the quincunx cutter head (21) of described medical screwdriver is 1.314mm.
6. a kind of medical screwdriver according to claim 2 is characterized in that: the end diameter (c) of the quincunx cutter head (21) of described medical screwdriver is 1.32mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201814146U CN201642298U (en) | 2010-05-06 | 2010-05-06 | Medical screw and screwdriver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201814146U CN201642298U (en) | 2010-05-06 | 2010-05-06 | Medical screw and screwdriver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201642298U true CN201642298U (en) | 2010-11-24 |
Family
ID=43107483
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201814146U Expired - Lifetime CN201642298U (en) | 2010-05-06 | 2010-05-06 | Medical screw and screwdriver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201642298U (en) |
-
2010
- 2010-05-06 CN CN2010201814146U patent/CN201642298U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20101124 |
|
| CX01 | Expiry of patent term |