The technique for measuring depth of preparation originally described by Nattress et al., 15 was modified for the purposes of the study. Prior to tooth preparation a sectional index that could be ...

Nov 23, 2024 13:00:00 What is special about involute gear shapes? Gears are divided into two types , 'involute gears' and 'cycloid gears', based on the difference in tooth shape. Both types have ...