Patent ID: 7866979
Filing Date: 2011-01-11
Classification: A61B,A61C

Abstract:
1. A dental drill system for use in drilling at a drilling site on a patient for placement of a dental implant, the dental drill system comprising: a first drill bit having a shaft and a drill-bit body, the drill-bit body having a point at an operative end thereof, the drill-bit body further having a mark at a predetermined distance from the point; a second drill bit having a shaft and a drill-bit body, the drill-bit body having a point at an operative end thereof, wherein the second drill bit has a transition portion between the shaft and the drill-bit body, the drill-bit body having a diameter greater than that of the shaft; and a stop collar comprising: wherein the predetermined distance corresponds to a depth specification for a dental implant for the drilling site, and wherein the diameter of the drill-bit body of the second drill bit corresponds to a diameter specification for the dental implant.