Patent ID: 6499221
Filing Date: 2002-12-31
Classification: A61C,B23B

Abstract:
Apparatus for setting a moveable depth stop, said apparatus comprising:a handpiece on which said moveable depth stop is mounted, and which has a connection device for the releasable connection of a pin-shaped tool for working of a root canal in a tooth, wherein said tool extends in the direction of movement of said depth stop, a setting gauge having a surface which is bearable against a corresponding surface of said handpiece; mounting means for mounting said setting gauge on said handpiece to extend parallel to said depth stop, with said bearing surface bearing against a corresponding surface of said handpiece; at least one scale having markings which represent increasing values in a direction towards an end of said gauge which corresponds to said handpiece when said gauge is mounted thereon; a first reference marking associated with said scale and being positionable in correspondence with a corresponding reference marking on said handpiece when said bearing surface bears against said corresponding surface of said handpiece; and said scale values corresponding to the length of said tool which projects beyond said depth stop.