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1. CN210112741 - Bone grinding drill

Office Chine
Numéro de la demande 201920403922.5
Date de la demande 27.03.2019
Numéro de publication 210112741
Date de publication 25.02.2020
Type de publication U
CIB
A61B 17/16
ANÉCESSITÉS COURANTES DE LA VIE
61SCIENCES MÉDICALE OU VÉTÉRINAIRE; HYGIÈNE
BDIAGNOSTIC; CHIRURGIE; IDENTIFICATION
17Instruments, dispositifs ou procédés chirurgicaux, p.ex. tourniquets
16Ostéoclastes; Forets ou ciseaux pour os; Trépans
CPC
A61B 17/16
AHUMAN NECESSITIES
61MEDICAL OR VETERINARY SCIENCE; HYGIENE
BDIAGNOSIS; SURGERY; IDENTIFICATION
17Surgical instruments, devices or methods, e.g. tourniquets
16Bone cutting, breaking or removal means other than saws, e.g.; Osteoclasts; Drills or chisels for bones; Trepans
Déposants LIU XUEXIN
刘学新
Inventeurs LIU XUEXIN
刘学新
Mandataires 北京科亿知识产权代理事务所(普通合伙) 11350
Titre
(EN) Bone grinding drill
(ZH) 一种磨骨钻
Abrégé
(EN)
The utility model discloses a bone grinding drill. The device comprises an electric drill and a drill rod, wherein the drill rod is clamped and fixed at one end of the electric drill, and is characterized in that the drill rod adopts a twist drill, a sleeving piece for sleeving the twist drill is fixed on the electric drill, the sleeving piece is provided with a section of sleeve, the inner diameter of the sleeve is in clearance fit with the outer diameter of the twist drill, the twist drill is inserted into the sleeve, and a drill bit of the twist drill extends out of a port at one end of thesleeve. According to the bone drill, the sleeve is sleeved outside the twist drill, so that the sleeve isolates incision skin from the side wall of the twist drill, abrasion of the twist drill to a skin incision is avoided, and the bone drill is more convenient to operate.

(ZH)
本实用新型公开了一种磨骨钻,包括电钻以及钻杆,钻杆夹持固定于电钻的一端,其特征在于:所述钻杆采用麻花钻,所述电钻上固定有用于套设麻花钻的套接件,套接件具有一段套管,套管的内径和麻花钻的外径采用间隙配合,所述麻花钻插入套管,且麻花钻钻头从套管的一端端口伸出。骨钻通过在麻花钻外套设套管,使得套管隔离切口皮肤和麻花钻的侧壁,避免了麻花钻对皮肤切口的磨损,操作更加方便。

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