Description

•How to choose the final size of an expander? 1) Normal bone density : choose the same size as the fixture size. 2) Poor bone density : choose two step smaller size than the size of the fixture. Length Extension: Used for extending the length of the expander. Drill ø1.8 : Used for making a position where a fixture is to be placed. Hand Driver : Used for tightening or loosening the expander by finger instead of a handpiece. Ratchet Adapter: Connect an expander with a ratchet wrench Expander: Apical Diameter 1) 1.0mm 2.3mm 2) 1.4mm 2.7mm 3) 1.8mm 3.1mm 4) 2.2mm 3.5mm 5) 3.0mm 4.3mm 6) 3.8mm 3.8mm