Drill bit of high-speed cranial drill

The utility model discloses a drill bit of a high-speed cranial drill. The drill bit comprises a drill bit head and a drill bit tail, wherein a hollow thin pipe is arranged in the drill bit, a water filling nozzle is formed in one end, close to the drill bit tail, of the hollow thin pipe, and a plur...

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Bibliographic Details
Main Author HU CHENGWANG
Format Patent
LanguageChinese
English
Published 23.04.2014
Subjects
DIAGNOSIS
HUMAN NECESSITIES
HYGIENE
IDENTIFICATION
MEDICAL OR VETERINARY SCIENCE
SURGERY
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Summary:The utility model discloses a drill bit of a high-speed cranial drill. The drill bit comprises a drill bit head and a drill bit tail, wherein a hollow thin pipe is arranged in the drill bit, a water filling nozzle is formed in one end, close to the drill bit tail, of the hollow thin pipe, and a plurality of water outlets are formed in the drill bit head of the hollow thin pipe. The hollow thin pipe is arranged in the drill bit, a water inlet is formed in one end, close to the drill bit tail, of the hollow thin pipe, and the plurality of water outlets are formed in the drill bit head of the hollow thin pipe. During the use, normal saline can be injected into the hollow thin pipe from the water inlet in the hollow thin pipe, and accordingly, when the drill bit rotates at a high speed, the normal saline can flow out of the plurality of water outlets formed in the hollow thin pipe and enter the deep position of a cranial bone wound, so that a good cooling effect is realized, and the operation is simpler.
Bibliography:Application Number: CN20132653392U