Device and method for sharpening dental curettes

A device for sharpening one or more cutting edges of a dental curette, the sharpening device comprising:

• a base support on which there is articulated a frame supporting a grinding wheel rotationally driven by a motor and a sharpening guide support;
• and
• at least one sharpening guide, the sharpening guide support being configured to receive the sharpening guide, the sharpening guide comprises a plurality of indicators, each of the indicators being a line marked on the sharpening guide, the angle of the line with respect to a horizontal line being between 10° and 50° but preferably equal to 10°, 20° or 30° and corresponding to a type of dental curette to be sharpened, the sharpening guide being configured to move with respect to the sharpening guide support,
• wherein the sharpening guide support and/or the sharpening guide comprise indexing and positioning means determining indexing positions of the sharpening guide on the sharpening guide support, each indexing position corresponding to a different one of the indicators,
• the sharpening guide is a visual guide only, and
• the sharpening guide has a central axis that extends perpendicular to the axis of the grinding wheel.