Example appliance: Anterior vertical elastics with fixed appliances
Level of evidence: Moderate (high relapse risks)
Suitable for ages: 12+ years old
Indications: Anterior open bite, reduced incisal display, increased incisor proclination, normodivergent or hypodivergent skeletal profile
Contraindications: Ideal or increased incisal display, Gummy smile, vertical maxillary excess, short upper lip, acquired orthodontic risks
Treatment Objectives and Biomechanics
- Vertically erupt incisors to increase incisor overbite
- Increase incisor display on smile and rest
- Maintain facial height
Appliances / Treatment modalities
- Clear aligners – effective for incisor extrusion and open bite patients (Houili et al. 2020, Robertson et al. 2019). Can be combined with anterior vertical elastics.
- Fixed appliances – combined with anterior vertical elastics
