Patent ID: 7131982

Claim:
An improved dental scalpel comprising a handle including a coupling portion of said handle comprising an opening along a main axis; an inner thread of said opening located along said axis; a cylindrical tightening ring comprising a texture located on the outer surface of said cylindrical tightening ring; a circular clamping means including at least two slits in a body, wherein said body comprises a conic portion and a head located on one side of said body, and wherein said head comprises the textured outside surface; an outer thread located on the another side of said body, and wherein said outer thread is intended for coupling with said inner thread of said opening; a blade portion including a blade holder of elongated configuration with the cross-sectional dimension lesser than cross-sectional dimention of said handle comprising an inserting portion of cylindrical configuration and located at a handle side of said blade holder, and wherein an outer diameter of said inserting portion is smaller then an inner diameter of a clamp opening; a surgical blade located at a blade side of said blade holder.