Related Experiment Video
Updated: Nov 8, 2025
07:32
Author Spotlight: 3D Movement Assessment of Maxillary Posterior Teeth in Clear Aligner Treatment
Published on: February 23, 2024
1.5K
Winged nance palatal arch: An adjunct to tooth movement.
Rajkumar Maurya1, Harpreet Singh2, Pranav Kapoor2
1Dental Officer and Orthodontist, Central Government Dental Unit, Nagaland, Madhya Pradesh, India.
Summary
A modified Nance palatal arch (NPA) with power arms effectively manages severe dental crowding and enhances molar anchorage during orthodontic treatment.
Area of Science:
- Orthodontics
- Dental Arch Mechanics
Background:
- Anchorage control is critical in correcting severe dental crowding.
- The Nance palatal arch (NPA) is a traditional appliance for reinforcing anchorage.
Observation:
- Conventional NPAs have limitations in managing complex crowding.
- Modifications exist for functional appliances and molar distalization.
Findings:
- A novel NPA modification incorporates two power arms.
- This design simultaneously unravels anterior crowding and augments molar anchorage.
Implications:
- Offers a simplified, effective solution for challenging orthodontic cases.
- Enhances treatment efficiency in managing severe dental crowding.
- Provides robust molar anchorage for predictable outcomes.
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