CN201920829U - Skull drill with protective device - Google Patents
Skull drill with protective device Download PDFInfo
- Publication number
- CN201920829U CN201920829U CN2010206918461U CN201020691846U CN201920829U CN 201920829 U CN201920829 U CN 201920829U CN 2010206918461 U CN2010206918461 U CN 2010206918461U CN 201020691846 U CN201020691846 U CN 201020691846U CN 201920829 U CN201920829 U CN 201920829U
- Authority
- CN
- China
- Prior art keywords
- drill
- protective plate
- skull
- drill bit
- protective device
- 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 - Fee Related
Links
Abstract
The utility model discloses a skull drill with a protective device, which belongs to the technical field of medical equipment. The skull drill comprises a drill head and a drill handle, wherein the drill handle is connected with a protective plate through screw threads, the protective plate is [-shaped, and the drill head is located in the protective plate. The skull drill with the protective device has a simple structure, is safe and reliable and can effectively protect brain tissues.
Description
Technical field
This utility model relates to a kind of medical apparatus and instruments, especially a kind of cranial drill with preventer.
Background technology
In the neurosurgery repairing operation, need enclose bore bone hole at the bone window; so that fixing artificial skull; in order to prevent the drill bit injured brain tissue; generally be that brain spatula is placed between skull and the cerebral dura mater with the protection cerebral tissue; though this way plays certain protective action, owing to drill bit separates with brain spatula, under the impact of drill bit; brain spatula moves the compressing cerebral tissue, causes brain tissue impairment.
The utility model content
Technical assignment of the present utility model is to provide a kind of cranial drill with preventer at above the deficiencies in the prior art.
The technical scheme that its technical problem that solves this utility model adopts is: the cranial drill of band preventer, comprise drill bit and drillstock, and the described drillstock protective plate that has been threaded, described protective plate is " Contraband " shape, and described drill bit is positioned at protective plate.
Be provided with handle on described protective plate, purpose is a handled easily, has guaranteed the stability of protective plate.
During use, the lower face of protective plate is inserted between skull and the cerebral dura mater, hold handle, rotate drillstock then, drill bit moves down, and after boring saturating skull, drill bit can be run into the lower face of protective plate, plays a protective role.
The utility model has the advantages that: drill bit is into a single integrated structure by being threaded with protective plate, even be subjected to the impact of drill bit, protective plate can not produce mobile yet, has protected cerebral tissue effectively.
Description of drawings
Accompanying drawing is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with Figure of description this utility model is done following detailed description.As shown in the figure, the cranial drill of band preventer comprises drill bit 1 and drillstock 2, described drillstock 2 protective plate 3 that has been threaded, and described protective plate 3 is " Contraband " shape, and described drill bit 1 is positioned at protective plate 3.
On described protective plate 3, be provided with handle 4.
Claims (2)
1. the cranial drill of band preventer comprises drill bit and drillstock, it is characterized in that the described drillstock protective plate that has been threaded, and described protective plate is " Contraband " shape, and described drill bit is positioned at protective plate.
2. according to the cranial drill of claims 1 described band preventer, it is characterized in that on described protective plate, being provided with handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206918461U CN201920829U (en) | 2010-12-21 | 2010-12-21 | Skull drill with protective device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206918461U CN201920829U (en) | 2010-12-21 | 2010-12-21 | Skull drill with protective device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201920829U true CN201920829U (en) | 2011-08-10 |
Family
ID=44424705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206918461U Expired - Fee Related CN201920829U (en) | 2010-12-21 | 2010-12-21 | Skull drill with protective device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201920829U (en) |
-
2010
- 2010-12-21 CN CN2010206918461U patent/CN201920829U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110810 Termination date: 20111221 |