FIELD: medicine.
SUBSTANCE: invention relates to medical equipment, namely to surgical dental instruments used in dental implantology, and can be used to treat bone canals in zygomatic bone before implantation of lateral teeth. Cutter for initial treatment of bone canal for implant installation has three parts: proximal part of cylindrical shape, middle part in form of truncated cone, changing into distal part into cone with large angle of solution. Each blade is made with broken line of working part of cutting edge, and between adjacent blades in area of conical part there is rectangular longitudinal groove.
EFFECT: use of the invention provides reducing bone injuries, as well as avoiding heartbeat, stabilization along the entire length of the implant for the zygomatic bone and vibration during drilling due to the shape of the cutter.
1 cl, 3 dwg
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