Patent ID: 7048477

Claim:
A dental osteotomy device comprising: a drill bit, the drill bit comprising a bit portion and a shank portion, the bit portion having a cutting end and a length; a drill extender comprising: a tubular shaft; a connector at an end of the tubular shaft, the connector being sized to receive the drill bit shank; and an extender shank joined to the connector, the extender shank sized to be received within a drill; a plurality of depth stops, each depth stop comprising a tubular body having an opening therethrough, the opening defining an inner diameter, the inner diameter being sized to receive the drill bit or the drill extender therein; wherein a plurality of depth stops includes a first depth stop frictionally positioned on the bit portion at a specified distance on the length from the cutting end, the first depth stop thereby indicating a first visual reference point, the reference point being a specific depth, and wherein a second depth stop is frictionally positioned on the tubular shaft, the second depth stop thereby providing a second reference point, the second reference point being an object having a known distance and being proximate the osteotomy site.