Summary of anchorage control in leveling and aligning1. Horizontal (Antero-posterior plane)A. Control of anterior segments – Lace-backs, Bend-backsB. Control of posterior segments UPPER ARCH - Headgears, Transpalatal arch LOWER ARCH - Lingual arch, Class III elastics, Lip bumper
đang được dịch, vui lòng đợi..
