The Quad Helix is a multifunctional appliance that may be used to correct crossbites, expand posterior segments, or align crowded teeth. The Quad Helix appliance has many adjustment points that may be activated intraorally with a three-prong plier. The Quad Helix may commonly be fabricated as a removable appliance for extraoral adjusting.
- Fixed Appliances
- Removable Appliances